CVE-2024-8387
Mozilla Thunderbird ESR and 2 others: Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2024-8387 is fixed in 74 products on 2 platforms, first by Firefox Developer Edition (en-US) 130.0, released August 6, 2024. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
9.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0058
48th percentile
Memory safety bugs present in Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1. 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 < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (en-US) | 130.0 | Firefox Developer Edition (en-US) 130.0 | Aug 6, 2024 |
| Mozilla Firefox (en-US) | 129.0.1 | Mozilla Firefox (en-US) 129.0.1 | Aug 6, 2024 |
| Mozilla Thunderbird ESR (af) | 128.1.1 | Mozilla Thunderbird ESR (af) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ar) | 128.1.1 | Mozilla Thunderbird ESR (ar) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ast) | 128.1.1 | Mozilla Thunderbird ESR (ast) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (be) | 128.1.1 | Mozilla Thunderbird ESR (be) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (bg) | 128.1.1 | Mozilla Thunderbird ESR (bg) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (br) | 128.1.1 | Mozilla Thunderbird ESR (br) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ca) | 128.1.1 | Mozilla Thunderbird ESR (ca) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (cs) | 128.1.1 | Mozilla Thunderbird ESR (cs) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (cy) | 128.1.1 | Mozilla Thunderbird ESR (cy) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (da) | 128.1.1 | Mozilla Thunderbird ESR (da) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (de) | 128.1.1 | Mozilla Thunderbird ESR (de) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (dsb) | 128.1.1 | Mozilla Thunderbird ESR (dsb) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (el) | 128.1.1 | Mozilla Thunderbird ESR (el) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (en-CA) | 128.1.1 | Mozilla Thunderbird ESR (en-CA) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (en-GB) | 128.1.1 | Mozilla Thunderbird ESR (en-GB) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (en-US) | 128.1.1 | Mozilla Thunderbird ESR (en-US) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (es-AR) | 128.1.1 | Mozilla Thunderbird ESR (es-AR) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (es-ES) | 128.1.1 | Mozilla Thunderbird ESR (es-ES) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (es-MX) | 128.1.1 | Mozilla Thunderbird ESR (es-MX) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (et) | 128.1.1 | Mozilla Thunderbird ESR (et) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (eu) | 128.1.1 | Mozilla Thunderbird ESR (eu) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (fi) | 128.1.1 | Mozilla Thunderbird ESR (fi) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (fr) | 128.1.1 | Mozilla Thunderbird ESR (fr) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (fy-NL) | 128.1.1 | Mozilla Thunderbird ESR (fy-NL) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ga-IE) | 128.1.1 | Mozilla Thunderbird ESR (ga-IE) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (gd) | 128.1.1 | Mozilla Thunderbird ESR (gd) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (gl) | 128.1.1 | Mozilla Thunderbird ESR (gl) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (he) | 128.1.1 | Mozilla Thunderbird ESR (he) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (hr) | 128.1.1 | Mozilla Thunderbird ESR (hr) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (hsb) | 128.1.1 | Mozilla Thunderbird ESR (hsb) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (hu) | 128.1.1 | Mozilla Thunderbird ESR (hu) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (hy-AM) | 128.1.1 | Mozilla Thunderbird ESR (hy-AM) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (id) | 128.1.1 | Mozilla Thunderbird ESR (id) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (is) | 128.1.1 | Mozilla Thunderbird ESR (is) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (it) | 128.1.1 | Mozilla Thunderbird ESR (it) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ja) | 128.1.1 | Mozilla Thunderbird ESR (ja) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ka) | 128.1.1 | Mozilla Thunderbird ESR (ka) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (kab) | 128.1.1 | Mozilla Thunderbird ESR (kab) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (kk) | 128.1.1 | Mozilla Thunderbird ESR (kk) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ko) | 128.1.1 | Mozilla Thunderbird ESR (ko) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (lt) | 128.1.1 | Mozilla Thunderbird ESR (lt) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (lv) | 128.1.1 | Mozilla Thunderbird ESR (lv) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ms) | 128.1.1 | Mozilla Thunderbird ESR (ms) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (nb-NO) | 128.1.1 | Mozilla Thunderbird ESR (nb-NO) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (nl) | 128.1.1 | Mozilla Thunderbird ESR (nl) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (nn-NO) | 128.1.1 | Mozilla Thunderbird ESR (nn-NO) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (pa-IN) | 128.1.1 | Mozilla Thunderbird ESR (pa-IN) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (pl) | 128.1.1 | Mozilla Thunderbird ESR (pl) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (pt-BR) | 128.1.1 | Mozilla Thunderbird ESR (pt-BR) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (pt-PT) | 128.1.1 | Mozilla Thunderbird ESR (pt-PT) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (rm) | 128.1.1 | Mozilla Thunderbird ESR (rm) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ro) | 128.1.1 | Mozilla Thunderbird ESR (ro) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (ru) | 128.1.1 | Mozilla Thunderbird ESR (ru) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (sk) | 128.1.1 | Mozilla Thunderbird ESR (sk) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (sl) | 128.1.1 | Mozilla Thunderbird ESR (sl) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (sq) | 128.1.1 | Mozilla Thunderbird ESR (sq) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (sr) | 128.1.1 | Mozilla Thunderbird ESR (sr) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (sv-SE) | 128.1.1 | Mozilla Thunderbird ESR (sv-SE) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (th) | 128.1.1 | Mozilla Thunderbird ESR (th) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (tr) | 128.1.1 | Mozilla Thunderbird ESR (tr) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (uk) | 128.1.1 | Mozilla Thunderbird ESR (uk) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (uz) | 128.1.1 | Mozilla Thunderbird ESR (uz) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (vi) | 128.1.1 | Mozilla Thunderbird ESR (vi) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (zh-CN) | 128.1.1 | Mozilla Thunderbird ESR (zh-CN) 128.1.1 | Aug 22, 2024 |
| Mozilla Thunderbird ESR (zh-TW) | 128.1.1 | Mozilla Thunderbird ESR (zh-TW) 128.1.1 | Aug 22, 2024 |
| Linux | |||
| MozillaFirefox · opensuse-leap 15.6 | 128.2.0-150200.152.149.1 | SUSE-SU-2024:3157-1 | Sep 6, 2024 |
| MozillaFirefox · sles 15.6 | 128.2.0-150200.152.149.1 | SUSE-SU-2024:3157-1 | Sep 6, 2024 |
| MozillaThunderbird · opensuse-leap 15.6 | 128.2.3-150200.8.177.1 | SUSE-SU-2024:3507-1 | Oct 1, 2024 |
| MozillaThunderbird · sles 15.6 | 128.2.3-150200.8.177.1 | SUSE-SU-2024:3507-1 | Oct 1, 2024 |
| firefox · RHEL 8 | 0:128.2.0-1.el8_10 | RHSA-2024:6682 | Sep 16, 2024 |
| firefox · RHEL 9 | 0:128.2.0-1.el9_4 | RHSA-2024:6681 | Sep 16, 2024 |
| firefox · Ubuntu 20.04 LTS (focal) | 130.0+build2-0ubuntu0.20.04.1 | firefox 130.0+build2-0ubuntu0.20.04.1 | Sep 3, 2024 |
| firefox · almalinux 8 | 128.2.0-1.el8_10.alma.1 | ALSA-2024:6682 | Sep 16, 2024 |
| firefox · almalinux 9 | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6681 | Sep 16, 2024 |
| firefox · ol 8 | 0:128.2.0-1.0.2.el8_10 | ELSA-2024-6682 | Sep 20, 2024 |
| firefox · ol 9 | 0:128.2.0-1.0.2.el9_4 | ELSA-2024-6681 | Sep 20, 2024 |
| firefox · rocky 8 | 0:128.2.0-1.el8_10 | RLSA-2024:6682 | Sep 17, 2024 |
| firefox · rocky 9 | 0:128.2.0-1.el9_4.0.1 | RLSA-2024:6681 | Sep 30, 2024 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 130.0+build2-0ubuntu0.20.04.1 | firefox-geckodriver 130.0+build2-0ubuntu0.20.04.1 | Sep 3, 2024 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 130.0+build2-0ubuntu0.20.04.1 | firefox-mozsymbols 130.0+build2-0ubuntu0.20.04.1 | Sep 3, 2024 |
| firefox-x11 · RHEL 9 | 0:128.2.0-1.el9_4 | RHSA-2024:6681 | Sep 16, 2024 |
| firefox-x11 · almalinux 9 | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6681 | Sep 16, 2024 |
| firefox-x11 · ol 9 | 0:128.2.0-1.0.2.el9_4 | ELSA-2024-6681 | Sep 20, 2024 |
| thunderbird · Debian 13.5 (trixie) | 1:128.2.0esr-1 | DEBIAN-CVE-2024-8387 | Sep 3, 2024 |
| thunderbird · Debian 14 | 1:128.2.0esr-1 | DEBIAN-CVE-2024-8387 | Sep 3, 2024 |
| thunderbird · RHEL 8 | 0:128.2.0-1.el8_10 | RHSA-2024:6684 | Sep 16, 2024 |
| thunderbird · RHEL 9 | 0:128.2.0-1.el9_4 | RHSA-2024:6683 | Sep 16, 2024 |
| thunderbird · almalinux 8 | 128.2.0-1.el8_10.alma.1 | ALSA-2024:6684 | Sep 16, 2024 |
| thunderbird · almalinux 9 | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6683 | Sep 16, 2024 |
| thunderbird · ol 8 | 0:128.2.0-1.0.2.el8_10 | ELSA-2024-6684 | Sep 20, 2024 |
| thunderbird · ol 9 | 0:128.2.0-1.0.2.el9_4 | ELSA-2024-6683 | Sep 20, 2024 |
| thunderbird · rocky 8 | 0:128.2.0-1.el8_10 | RLSA-2024:6684 | Sep 17, 2024 |
| thunderbird · rocky 9 | 0:128.2.0-1.el9_4.0.1 | RLSA-2024:6683 | Sep 30, 2024 |
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