CVE-2024-3861
Mozilla Firefox ESR and 5 others: If an AlignedBuffer were assigned to itself, the subsequent self-move could result in an incorrect reference…
CVE-2024-3861 is fixed in 115 products on 2 platforms, first by Mozilla Thunderbird (en-US) 115.8.0, released February 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.
RoutineFixed on 2 platforms
CVSS
6.1
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0023
13th percentile
If an AlignedBuffer were assigned to itself, the subsequent self-move could result in an incorrect reference count and later use-after-free. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 125.0.1 | Mozilla Firefox (en-US) 125.0.1 | Apr 17, 2024 |
| Mozilla Firefox ESR (ach) | 128.3.0 | Mozilla Firefox ESR (ach) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (af) | 128.3.0 | Mozilla Firefox ESR (af) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (an) | 128.3.0 | Mozilla Firefox ESR (an) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ar) | 128.3.0 | Mozilla Firefox ESR (ar) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ast) | 128.3.0 | Mozilla Firefox ESR (ast) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (az) | 128.3.0 | Mozilla Firefox ESR (az) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (be) | 128.3.0 | Mozilla Firefox ESR (be) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (bg) | 128.3.0 | Mozilla Firefox ESR (bg) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (bn) | 128.3.0 | Mozilla Firefox ESR (bn) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (br) | 128.3.0 | Mozilla Firefox ESR (br) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (bs) | 128.3.0 | Mozilla Firefox ESR (bs) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ca) | 128.3.0 | Mozilla Firefox ESR (ca) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ca-valencia) | 128.3.0 | Mozilla Firefox ESR (ca-valencia) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (cak) | 128.3.0 | Mozilla Firefox ESR (cak) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (cs) | 128.3.0 | Mozilla Firefox ESR (cs) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (cy) | 128.3.0 | Mozilla Firefox ESR (cy) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (da) | 128.3.0 | Mozilla Firefox ESR (da) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (de) | 128.3.0 | Mozilla Firefox ESR (de) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (dsb) | 128.3.0 | Mozilla Firefox ESR (dsb) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (el) | 128.3.0 | Mozilla Firefox ESR (el) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (en-CA) | 128.3.0 | Mozilla Firefox ESR (en-CA) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (en-GB) | 128.3.0 | Mozilla Firefox ESR (en-GB) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (en-US) | 128.3.0 | Mozilla Firefox ESR (en-US) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (eo) | 128.3.0 | Mozilla Firefox ESR (eo) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (es-AR) | 128.3.0 | Mozilla Firefox ESR (es-AR) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (es-CL) | 128.3.0 | Mozilla Firefox ESR (es-CL) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (es-ES) | 128.3.0 | Mozilla Firefox ESR (es-ES) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (es-MX) | 128.3.0 | Mozilla Firefox ESR (es-MX) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (et) | 128.3.0 | Mozilla Firefox ESR (et) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (eu) | 128.3.0 | Mozilla Firefox ESR (eu) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (fa) | 128.3.0 | Mozilla Firefox ESR (fa) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ff) | 128.3.0 | Mozilla Firefox ESR (ff) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (fi) | 128.3.0 | Mozilla Firefox ESR (fi) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (fr) | 128.3.0 | Mozilla Firefox ESR (fr) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (fur) | 128.3.0 | Mozilla Firefox ESR (fur) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (fy-NL) | 128.3.0 | Mozilla Firefox ESR (fy-NL) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ga-IE) | 128.3.0 | Mozilla Firefox ESR (ga-IE) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (gd) | 128.3.0 | Mozilla Firefox ESR (gd) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (gl) | 128.3.0 | Mozilla Firefox ESR (gl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (gn) | 128.3.0 | Mozilla Firefox ESR (gn) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (gu-IN) | 128.3.0 | Mozilla Firefox ESR (gu-IN) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (he) | 128.3.0 | Mozilla Firefox ESR (he) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (hi-IN) | 128.3.0 | Mozilla Firefox ESR (hi-IN) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (hr) | 128.3.0 | Mozilla Firefox ESR (hr) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (hsb) | 128.3.0 | Mozilla Firefox ESR (hsb) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (hu) | 128.3.0 | Mozilla Firefox ESR (hu) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (hy-AM) | 128.3.0 | Mozilla Firefox ESR (hy-AM) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ia) | 128.3.0 | Mozilla Firefox ESR (ia) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (id) | 128.3.0 | Mozilla Firefox ESR (id) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (is) | 128.3.0 | Mozilla Firefox ESR (is) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (it) | 128.3.0 | Mozilla Firefox ESR (it) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ja) | 128.3.0 | Mozilla Firefox ESR (ja) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ka) | 128.3.0 | Mozilla Firefox ESR (ka) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (kab) | 128.3.0 | Mozilla Firefox ESR (kab) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (kk) | 128.3.0 | Mozilla Firefox ESR (kk) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (km) | 128.3.0 | Mozilla Firefox ESR (km) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (kn) | 128.3.0 | Mozilla Firefox ESR (kn) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ko) | 128.3.0 | Mozilla Firefox ESR (ko) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (lij) | 128.3.0 | Mozilla Firefox ESR (lij) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (lt) | 128.3.0 | Mozilla Firefox ESR (lt) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (lv) | 128.3.0 | Mozilla Firefox ESR (lv) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (mk) | 128.3.0 | Mozilla Firefox ESR (mk) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (mr) | 128.3.0 | Mozilla Firefox ESR (mr) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ms) | 128.3.0 | Mozilla Firefox ESR (ms) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (my) | 128.3.0 | Mozilla Firefox ESR (my) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (nb-NO) | 128.3.0 | Mozilla Firefox ESR (nb-NO) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ne-NP) | 128.3.0 | Mozilla Firefox ESR (ne-NP) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (nl) | 128.3.0 | Mozilla Firefox ESR (nl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (nn-NO) | 128.3.0 | Mozilla Firefox ESR (nn-NO) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (oc) | 128.3.0 | Mozilla Firefox ESR (oc) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (pa-IN) | 128.3.0 | Mozilla Firefox ESR (pa-IN) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (pl) | 128.3.0 | Mozilla Firefox ESR (pl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (pt-BR) | 128.3.0 | Mozilla Firefox ESR (pt-BR) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (pt-PT) | 128.3.0 | Mozilla Firefox ESR (pt-PT) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (rm) | 128.3.0 | Mozilla Firefox ESR (rm) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ro) | 128.3.0 | Mozilla Firefox ESR (ro) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ru) | 128.3.0 | Mozilla Firefox ESR (ru) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sc) | 128.3.0 | Mozilla Firefox ESR (sc) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sco) | 128.3.0 | Mozilla Firefox ESR (sco) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (si) | 128.3.0 | Mozilla Firefox ESR (si) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sk) | 128.3.0 | Mozilla Firefox ESR (sk) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sl) | 128.3.0 | Mozilla Firefox ESR (sl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (son) | 128.3.0 | Mozilla Firefox ESR (son) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sq) | 128.3.0 | Mozilla Firefox ESR (sq) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sr) | 128.3.0 | Mozilla Firefox ESR (sr) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (sv-SE) | 128.3.0 | Mozilla Firefox ESR (sv-SE) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (szl) | 128.3.0 | Mozilla Firefox ESR (szl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ta) | 128.3.0 | Mozilla Firefox ESR (ta) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (te) | 128.3.0 | Mozilla Firefox ESR (te) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (tg) | 128.3.0 | Mozilla Firefox ESR (tg) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (th) | 128.3.0 | Mozilla Firefox ESR (th) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (tl) | 128.3.0 | Mozilla Firefox ESR (tl) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (tr) | 128.3.0 | Mozilla Firefox ESR (tr) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (trs) | 128.3.0 | Mozilla Firefox ESR (trs) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (uk) | 128.3.0 | Mozilla Firefox ESR (uk) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (ur) | 128.3.0 | Mozilla Firefox ESR (ur) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (uz) | 128.3.0 | Mozilla Firefox ESR (uz) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (vi) | 128.3.0 | Mozilla Firefox ESR (vi) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (xh) | 128.3.0 | Mozilla Firefox ESR (xh) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (zh-CN) | 128.3.0 | Mozilla Firefox ESR (zh-CN) 128.3.0 | Oct 1, 2024 |
| Mozilla Firefox ESR (zh-TW) | 128.3.0 | Mozilla Firefox ESR (zh-TW) 128.3.0 | Oct 1, 2024 |
| Mozilla Thunderbird (en-US) | 115.8.0 | Mozilla Thunderbird (en-US) 115.8.0 | Feb 21, 2024 |
| Linux | |||
| MozillaFirefox · opensuse-leap 15.6 | 115.11.0-150200.152.137.2 | SUSE-SU-2024:1770-1 | May 23, 2024 |
| MozillaFirefox · sles 15.6 | 115.11.0-150200.152.137.2 | SUSE-SU-2024:1770-1 | May 23, 2024 |
| firefox · RHEL 8 | 0:115.10.0-1.el8_9 | RHSA-2024:1912 | Apr 18, 2024 |
| firefox · RHEL 9 | 0:115.10.0-1.el9_3 | RHSA-2024:1908 | Apr 18, 2024 |
| firefox · Ubuntu 20.04 LTS (focal) | 125.0.2+build1-0ubuntu0.20.04.2 | firefox 125.0.2+build1-0ubuntu0.20.04.2 | Jun 16, 2024 |
| firefox · almalinux 8 | 115.10.0-1.el8_9.alma.1 | ALSA-2024:1912 | Apr 18, 2024 |
| firefox · almalinux 9 | 115.10.0-1.el9_3.alma.1 | ALSA-2024:1908 | Apr 18, 2024 |
| firefox · ol 8 | 0:115.10.0-1.0.1.el8_9 | ELSA-2024-1912 | Apr 19, 2024 |
| firefox · ol 9 | 0:115.10.0-1.0.1.el9_3 | ELSA-2024-1908 | Apr 19, 2024 |
| firefox · rocky 8 | 0:115.10.0-1.el8_9 | RLSA-2024:1912 | May 6, 2024 |
| firefox · rocky 9 | 0:115.10.0-1.el9_3 | RLSA-2024:1908 | May 10, 2024 |
| firefox-esr · Debian 12.15 (bookworm) | 115.10.0esr-1~deb12u1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| firefox-esr · Debian 13.5 (trixie) | 115.10.0esr-1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| firefox-esr · Debian 14 | 115.10.0esr-1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 125.0.2+build1-0ubuntu0.20.04.2 | firefox-geckodriver 125.0.2+build1-0ubuntu0.20.04.2 | Jun 16, 2024 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 125.0.2+build1-0ubuntu0.20.04.2 | firefox-mozsymbols 125.0.2+build1-0ubuntu0.20.04.2 | Jun 16, 2024 |
| firefox-x11 · RHEL 9 | 0:115.10.0-1.el9_3 | RHSA-2024:1908 | Apr 18, 2024 |
| firefox-x11 · almalinux 9 | 115.10.0-1.el9_3.alma.1 | ALSA-2024:1908 | Apr 18, 2024 |
| firefox-x11 · ol 9 | 0:115.10.0-1.0.1.el9_3 | ELSA-2024-1908 | Apr 19, 2024 |
| thunderbird · Debian 12.15 (bookworm) | 1:115.10.1-1~deb12u1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| thunderbird · Debian 13.5 (trixie) | 1:115.10.1-1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| thunderbird · Debian 14 | 1:115.10.1-1 | DEBIAN-CVE-2024-3861 | Apr 16, 2024 |
| thunderbird · RHEL 8 | 0:115.10.0-2.el8_9 | RHSA-2024:1939 | Apr 22, 2024 |
| thunderbird · RHEL 9 | 0:115.10.0-2.el9_3 | RHSA-2024:1940 | Apr 22, 2024 |
| thunderbird · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | thunderbird 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| thunderbird · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | thunderbird 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
| thunderbird · almalinux 8 | 115.10.0-2.el8_9.alma.1 | ALSA-2024:1939 | Apr 22, 2024 |
| thunderbird · almalinux 9 | 115.10.0-2.el9_3.alma.1 | ALSA-2024:1940 | Apr 22, 2024 |
| thunderbird-gnome-support · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | thunderbird-gnome-support 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| thunderbird-gnome-support · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | thunderbird-gnome-support 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
| thunderbird-mozsymbols · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | thunderbird-mozsymbols 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| thunderbird-mozsymbols · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | thunderbird-mozsymbols 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
| xul-ext-calendar-timezones · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | xul-ext-calendar-timezones 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| xul-ext-calendar-timezones · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | xul-ext-calendar-timezones 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
| xul-ext-gdata-provider · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | xul-ext-gdata-provider 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| xul-ext-gdata-provider · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | xul-ext-gdata-provider 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
| xul-ext-lightning · Ubuntu 20.04 LTS (focal) | 1:115.10.1+build1-0ubuntu0.20.04.1 | xul-ext-lightning 1:115.10.1+build1-0ubuntu0.20.04.1 | Apr 16, 2024 |
| xul-ext-lightning · Ubuntu 22.04.1 LTS (jammy) | 1:115.10.1+build1-0ubuntu0.22.04.1 | xul-ext-lightning 1:115.10.1+build1-0ubuntu0.22.04.1 | Apr 16, 2024 |
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