Description
Certain WebGL operations on Apple silicon M series devices could have lead to an out-of-bounds write and memory corruption due to a flaw in Apple's GPU driver.
*This bug only affected the application on Apple M series hardware. Other platforms were unaffected.* This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Firefox ESR < 115.18, Thunderbird < 133, Thunderbird < 128.5, and Thunderbird < 115.18.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mozilla | Firefox | unspecified – < 133 | 133 |
| Mozilla | Firefox ESR | unspecified – < 128.5, unspecified – < 115.18 | 128.5 |
| Mozilla | Thunderbird | unspecified – < 133, unspecified – < 128.5, unspecified – < 115.18 | 133 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | thunderbird | 1:115.18.0+build1-0ubuntu0.22.04.1 | — |
| Ubuntu 20.04 LTS | thunderbird | 1:115.18.0+build1-0ubuntu0.20.04.1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES 15 SP6 | MozillaThunderbird | 128.5.0-150200.8.191.1 | SUSE-SU-2024:4148-1 |
| SLES 15 SP5 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES 15 SP5 | MozillaThunderbird | 128.5.0-150200.8.191.1 | SUSE-SU-2024:4148-1 |
| SLES 15 SP4 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES 15 SP3 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES 15 SP2 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | MozillaFirefox | 128.5.0-112.237.2 | SUSE-SU-2024:4074-1 |
| SLES for SAP 15 SP4 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES for SAP 15 SP3 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLES for SAP 15 SP2 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLE HPC 15 SP4 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLE HPC 15 SP3 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SLE HPC 15 SP2 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| SUSE Enterprise Storage 7.1 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 133.0.3-1.1 | openSUSE-SU-2024:14583-1 |
| openSUSE Tumbleweed | MozillaThunderbird | 128.5.0-1.1 | openSUSE-SU-2024:14533-1 |
| openSUSE Tumbleweed | mozjs128 +1 | 128.5.1-1.1 | openSUSE-SU-2024:14572-1, openSUSE-SU-2024:14542-1 |
| openSUSE Leap 15.6 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| openSUSE Leap 15.6 | MozillaThunderbird | 128.5.0-150200.8.191.1 | SUSE-SU-2024:4148-1 |
| openSUSE Leap 15.5 | MozillaFirefox | 128.5.0-150200.152.161.1 | SUSE-SU-2024:4086-1 |
| openSUSE Leap 15.5 | MozillaThunderbird | 128.5.0-150200.8.191.1 | SUSE-SU-2024:4148-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.23 | thunderbird | 128.5.0-r0 | — |
| Alpine v3.22 | thunderbird | 128.5.0-r0 | — |
| Alpine v3.21 | thunderbird | 128.5.0-r0 | — |
| Alpine v3.20 | thunderbird | 128.5.0-r0 | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | firefox | 133.0-r0 | — |
Advisories 8
- WID-SEC-2024-3549 Mozilla Firefox und Thunderbird: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 31, 2026
- SUSE-SU-2024:4074-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:4148-1 Security update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14583-1 MozillaFirefox-133.0.3-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:4086-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14542-1 libmozjs-128-0-128.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14533-1 MozillaThunderbird-128.5.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14572-1 firefox-esr-128.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1914707
- https://bugzilla.mozilla.org/show_bug.cgi?id=1924184
- https://www.mozilla.org/security/advisories/mfsa2024-63/
- https://www.mozilla.org/security/advisories/mfsa2024-64/
- https://www.mozilla.org/security/advisories/mfsa2024-65/
- https://www.mozilla.org/security/advisories/mfsa2024-67/
- https://www.mozilla.org/security/advisories/mfsa2024-68/
- https://www.mozilla.org/security/advisories/mfsa2024-70/