# CVE-2023-5176: Mozilla Firefox ESR and 5 others: Out-of-bounds Write

CVE-2023-5176 is fixed in 114 products on 2 platforms, first by Mozilla Firefox (en-US) 118.0, released September 26, 2023. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2023-5176
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0139
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 27, 2023
- Weakness: CWE-787: Out-of-bounds Write
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-5176

## Description

Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Mozilla Firefox (en-US) | 118.0 | [Mozilla Firefox (en-US) 118.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-118.0.md) | Sep 26, 2023 |
| Windows apps | Mozilla Firefox ESR (ach) | 128.3.0 | [Mozilla Firefox ESR (ach) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ach-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (af) | 128.3.0 | [Mozilla Firefox ESR (af) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.af-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (an) | 128.3.0 | [Mozilla Firefox ESR (an) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.an-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ar) | 128.3.0 | [Mozilla Firefox ESR (ar) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ar-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ast) | 128.3.0 | [Mozilla Firefox ESR (ast) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ast-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (az) | 128.3.0 | [Mozilla Firefox ESR (az) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.az-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (be) | 128.3.0 | [Mozilla Firefox ESR (be) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.be-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (bg) | 128.3.0 | [Mozilla Firefox ESR (bg) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bg-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (bn) | 128.3.0 | [Mozilla Firefox ESR (bn) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bn-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (br) | 128.3.0 | [Mozilla Firefox ESR (br) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.br-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (bs) | 128.3.0 | [Mozilla Firefox ESR (bs) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bs-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ca) | 128.3.0 | [Mozilla Firefox ESR (ca) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ca-valencia) | 128.3.0 | [Mozilla Firefox ESR (ca-valencia) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-valencia-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (cak) | 128.3.0 | [Mozilla Firefox ESR (cak) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cak-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (cs) | 128.3.0 | [Mozilla Firefox ESR (cs) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cs-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (cy) | 128.3.0 | [Mozilla Firefox ESR (cy) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cy-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (da) | 128.3.0 | [Mozilla Firefox ESR (da) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.da-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (de) | 128.3.0 | [Mozilla Firefox ESR (de) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.de-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (dsb) | 128.3.0 | [Mozilla Firefox ESR (dsb) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.dsb-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (el) | 128.3.0 | [Mozilla Firefox ESR (el) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.el-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (en-CA) | 128.3.0 | [Mozilla Firefox ESR (en-CA) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-ca-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (en-GB) | 128.3.0 | [Mozilla Firefox ESR (en-GB) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-gb-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (en-US) | 128.3.0 | [Mozilla Firefox ESR (en-US) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (eo) | 128.3.0 | [Mozilla Firefox ESR (eo) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eo-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (es-AR) | 128.3.0 | [Mozilla Firefox ESR (es-AR) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-ar-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (es-CL) | 128.3.0 | [Mozilla Firefox ESR (es-CL) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-cl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (es-ES) | 128.3.0 | [Mozilla Firefox ESR (es-ES) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-es-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (es-MX) | 128.3.0 | [Mozilla Firefox ESR (es-MX) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-mx-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (et) | 128.3.0 | [Mozilla Firefox ESR (et) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.et-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (eu) | 128.3.0 | [Mozilla Firefox ESR (eu) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eu-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (fa) | 128.3.0 | [Mozilla Firefox ESR (fa) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fa-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ff) | 128.3.0 | [Mozilla Firefox ESR (ff) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ff-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (fi) | 128.3.0 | [Mozilla Firefox ESR (fi) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fi-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (fr) | 128.3.0 | [Mozilla Firefox ESR (fr) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (fur) | 128.3.0 | [Mozilla Firefox ESR (fur) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fur-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (fy-NL) | 128.3.0 | [Mozilla Firefox ESR (fy-NL) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fy-nl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ga-IE) | 128.3.0 | [Mozilla Firefox ESR (ga-IE) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ga-ie-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (gd) | 128.3.0 | [Mozilla Firefox ESR (gd) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gd-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (gl) | 128.3.0 | [Mozilla Firefox ESR (gl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (gn) | 128.3.0 | [Mozilla Firefox ESR (gn) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gn-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (gu-IN) | 128.3.0 | [Mozilla Firefox ESR (gu-IN) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gu-in-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (he) | 128.3.0 | [Mozilla Firefox ESR (he) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.he-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (hi-IN) | 128.3.0 | [Mozilla Firefox ESR (hi-IN) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hi-in-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (hr) | 128.3.0 | [Mozilla Firefox ESR (hr) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (hsb) | 128.3.0 | [Mozilla Firefox ESR (hsb) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hsb-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (hu) | 128.3.0 | [Mozilla Firefox ESR (hu) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hu-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (hy-AM) | 128.3.0 | [Mozilla Firefox ESR (hy-AM) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hy-am-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ia) | 128.3.0 | [Mozilla Firefox ESR (ia) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ia-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (id) | 128.3.0 | [Mozilla Firefox ESR (id) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.id-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (is) | 128.3.0 | [Mozilla Firefox ESR (is) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.is-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (it) | 128.3.0 | [Mozilla Firefox ESR (it) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.it-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ja) | 128.3.0 | [Mozilla Firefox ESR (ja) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ja-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ka) | 128.3.0 | [Mozilla Firefox ESR (ka) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ka-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (kab) | 128.3.0 | [Mozilla Firefox ESR (kab) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kab-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (kk) | 128.3.0 | [Mozilla Firefox ESR (kk) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kk-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (km) | 128.3.0 | [Mozilla Firefox ESR (km) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.km-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (kn) | 128.3.0 | [Mozilla Firefox ESR (kn) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kn-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ko) | 128.3.0 | [Mozilla Firefox ESR (ko) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ko-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (lij) | 128.3.0 | [Mozilla Firefox ESR (lij) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lij-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (lt) | 128.3.0 | [Mozilla Firefox ESR (lt) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lt-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (lv) | 128.3.0 | [Mozilla Firefox ESR (lv) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lv-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (mk) | 128.3.0 | [Mozilla Firefox ESR (mk) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mk-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (mr) | 128.3.0 | [Mozilla Firefox ESR (mr) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ms) | 128.3.0 | [Mozilla Firefox ESR (ms) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ms-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (my) | 128.3.0 | [Mozilla Firefox ESR (my) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.my-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (nb-NO) | 128.3.0 | [Mozilla Firefox ESR (nb-NO) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nb-no-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ne-NP) | 128.3.0 | [Mozilla Firefox ESR (ne-NP) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ne-np-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (nl) | 128.3.0 | [Mozilla Firefox ESR (nl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (nn-NO) | 128.3.0 | [Mozilla Firefox ESR (nn-NO) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nn-no-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (oc) | 128.3.0 | [Mozilla Firefox ESR (oc) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.oc-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (pa-IN) | 128.3.0 | [Mozilla Firefox ESR (pa-IN) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pa-in-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (pl) | 128.3.0 | [Mozilla Firefox ESR (pl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (pt-BR) | 128.3.0 | [Mozilla Firefox ESR (pt-BR) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-br-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (pt-PT) | 128.3.0 | [Mozilla Firefox ESR (pt-PT) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-pt-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (rm) | 128.3.0 | [Mozilla Firefox ESR (rm) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.rm-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ro) | 128.3.0 | [Mozilla Firefox ESR (ro) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ro-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ru) | 128.3.0 | [Mozilla Firefox ESR (ru) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ru-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sc) | 128.3.0 | [Mozilla Firefox ESR (sc) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sc-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sco) | 128.3.0 | [Mozilla Firefox ESR (sco) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sco-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (si) | 128.3.0 | [Mozilla Firefox ESR (si) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.si-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sk) | 128.3.0 | [Mozilla Firefox ESR (sk) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sk-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sl) | 128.3.0 | [Mozilla Firefox ESR (sl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (son) | 128.3.0 | [Mozilla Firefox ESR (son) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.son-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sq) | 128.3.0 | [Mozilla Firefox ESR (sq) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sq-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sr) | 128.3.0 | [Mozilla Firefox ESR (sr) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (sv-SE) | 128.3.0 | [Mozilla Firefox ESR (sv-SE) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sv-se-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (szl) | 128.3.0 | [Mozilla Firefox ESR (szl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.szl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ta) | 128.3.0 | [Mozilla Firefox ESR (ta) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ta-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (te) | 128.3.0 | [Mozilla Firefox ESR (te) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.te-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (tg) | 128.3.0 | [Mozilla Firefox ESR (tg) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tg-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (th) | 128.3.0 | [Mozilla Firefox ESR (th) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.th-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (tl) | 128.3.0 | [Mozilla Firefox ESR (tl) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tl-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (tr) | 128.3.0 | [Mozilla Firefox ESR (tr) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tr-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (trs) | 128.3.0 | [Mozilla Firefox ESR (trs) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.trs-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (uk) | 128.3.0 | [Mozilla Firefox ESR (uk) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uk-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (ur) | 128.3.0 | [Mozilla Firefox ESR (ur) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ur-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (uz) | 128.3.0 | [Mozilla Firefox ESR (uz) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uz-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (vi) | 128.3.0 | [Mozilla Firefox ESR (vi) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.vi-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (xh) | 128.3.0 | [Mozilla Firefox ESR (xh) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.xh-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (zh-CN) | 128.3.0 | [Mozilla Firefox ESR (zh-CN) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-cn-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Firefox ESR (zh-TW) | 128.3.0 | [Mozilla Firefox ESR (zh-TW) 128.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-tw-128.3.0.md) | Oct 1, 2024 |
| Windows apps | Mozilla Thunderbird (en-US) | 115.8.0 | [Mozilla Thunderbird (en-US) 115.8.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird-115.8.0.md) | Feb 21, 2024 |
| Linux | firefox RHEL 8 | 0:115.3.1-1.el8_8 | [RHSA-2023:5433](https://patchblox.com/security/data/fix/linux/rhsa-2023-5433.md) | Oct 4, 2023 |
| Linux | firefox RHEL 9 | 0:115.3.1-1.el9_2 | [RHSA-2023:5434](https://patchblox.com/security/data/fix/linux/rhsa-2023-5434.md) | Oct 4, 2023 |
| Linux | firefox Ubuntu 20.04 LTS (focal) | 118.0.1+build1-0ubuntu0.20.04.1 | [firefox 118.0.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-118.0.1-build1-0ubuntu0.20.04.1.md) | Oct 1, 2023 |
| Linux | firefox almalinux 9 | 115.3.1-1.el9_2.alma.1 | [ALSA-2023:5434](https://patchblox.com/security/data/fix/linux/alsa-2023-5434.md) | Oct 4, 2023 |
| Linux | firefox ol 8 | 0:115.3.1-1.0.1.el8_8 | [ELSA-2023-5433](https://patchblox.com/security/data/fix/linux/elsa-2023-5433.md) | Oct 6, 2023 |
| Linux | firefox ol 9 | 0:115.3.1-1.0.1.el9_2 | [ELSA-2023-5434](https://patchblox.com/security/data/fix/linux/elsa-2023-5434.md) | Oct 5, 2023 |
| Linux | firefox-esr Debian 12.15 (bookworm) | 115.3.0esr-1~deb12u1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | firefox-esr Debian 13.5 (trixie) | 115.3.0esr-1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | firefox-esr Debian 14 | 115.3.0esr-1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | firefox-geckodriver Ubuntu 20.04 LTS (focal) | 118.0.1+build1-0ubuntu0.20.04.1 | [firefox-geckodriver 118.0.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-geckodriver-118.0.1-build1-0ubuntu0.20.04.1.md) | Oct 1, 2023 |
| Linux | firefox-mozsymbols Ubuntu 20.04 LTS (focal) | 118.0.1+build1-0ubuntu0.20.04.1 | [firefox-mozsymbols 118.0.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-mozsymbols-118.0.1-build1-0ubuntu0.20.04.1.md) | Oct 1, 2023 |
| Linux | firefox-x11 RHEL 9 | 0:115.3.1-1.el9_2 | [RHSA-2023:5434](https://patchblox.com/security/data/fix/linux/rhsa-2023-5434.md) | Oct 4, 2023 |
| Linux | firefox-x11 almalinux 9 | 115.3.1-1.el9_2.alma.1 | [ALSA-2023:5434](https://patchblox.com/security/data/fix/linux/alsa-2023-5434.md) | Oct 4, 2023 |
| Linux | firefox-x11 ol 9 | 0:115.3.1-1.0.1.el9_2 | [ELSA-2023-5434](https://patchblox.com/security/data/fix/linux/elsa-2023-5434.md) | Oct 5, 2023 |
| Linux | thunderbird Debian 12.15 (bookworm) | 1:115.3.1-1~deb12u1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | thunderbird Debian 13.5 (trixie) | 1:115.3.0-1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | thunderbird Debian 14 | 1:115.3.0-1 | [DEBIAN-CVE-2023-5176](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5176.md) | Sep 27, 2023 |
| Linux | thunderbird RHEL 8 | 0:115.3.1-1.el8_8 | [RHSA-2023:5428](https://patchblox.com/security/data/fix/linux/rhsa-2023-5428.md) | Oct 4, 2023 |
| Linux | thunderbird RHEL 9 | 0:115.3.1-1.el9_2 | [RHSA-2023:5435](https://patchblox.com/security/data/fix/linux/rhsa-2023-5435.md) | Oct 4, 2023 |
| Linux | thunderbird Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [thunderbird 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | thunderbird Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [thunderbird 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |
| Linux | thunderbird almalinux 9 | 115.3.1-1.el9_2.alma | [ALSA-2023:5435](https://patchblox.com/security/data/fix/linux/alsa-2023-5435.md) | Oct 4, 2023 |
| Linux | thunderbird ol 8 | 0:115.3.1-1.0.1.el8_8 | [ELSA-2023-5428](https://patchblox.com/security/data/fix/linux/elsa-2023-5428.md) | Oct 6, 2023 |
| Linux | thunderbird ol 9 | 0:115.3.1-1.0.1.el9_2 | [ELSA-2023-5435](https://patchblox.com/security/data/fix/linux/elsa-2023-5435.md) | Oct 5, 2023 |
| Linux | thunderbird rocky 8 | 0:115.3.1-1.el8_8 | [RLSA-2023:5428](https://patchblox.com/security/data/fix/linux/rlsa-2023-5428.md) | Oct 5, 2023 |
| Linux | thunderbird rocky 9 | 0:115.3.1-1.el9_2 | [RLSA-2023:5435](https://patchblox.com/security/data/fix/linux/rlsa-2023-5435.md) | Oct 5, 2023 |
| Linux | thunderbird-gnome-support Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [thunderbird-gnome-support 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-gnome-support-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | thunderbird-gnome-support Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [thunderbird-gnome-support 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-gnome-support-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |
| Linux | thunderbird-mozsymbols Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [thunderbird-mozsymbols 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-thunderbird-mozsymbols-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | thunderbird-mozsymbols Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [thunderbird-mozsymbols 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-mozsymbols-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |
| Linux | xul-ext-calendar-timezones Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [xul-ext-calendar-timezones 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-calendar-timezones-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | xul-ext-calendar-timezones Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [xul-ext-calendar-timezones 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-calendar-timezones-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |
| Linux | xul-ext-gdata-provider Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [xul-ext-gdata-provider 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-gdata-provider-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | xul-ext-gdata-provider Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [xul-ext-gdata-provider 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-gdata-provider-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |
| Linux | xul-ext-lightning Ubuntu 20.04 LTS (focal) | 1:115.3.1+build1-0ubuntu0.20.04.1 | [xul-ext-lightning 1:115.3.1+build1-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xul-ext-lightning-1-115.3.1-build1-0ubuntu0.20.04.1.md) | Sep 28, 2023 |
| Linux | xul-ext-lightning Ubuntu 22.04.1 LTS (jammy) | 1:115.3.1+build1-0ubuntu0.22.04.2 | [xul-ext-lightning 1:115.3.1+build1-0ubuntu0.22.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-lightning-1-115.3.1-build1-0ubuntu0.22.04.2.md) | Sep 28, 2023 |

---

Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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