Description
In resizeToAtLeast of SkRegion.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Android | 15, 14, 13, 12L, 12 | — |
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | firefox-esr | 128.8.0esr-1 | — |
| Debian 14 | thunderbird | 1:128.8.0esr-1 | — |
| Debian 14 | webkit2gtk | No fix yet | — |
| Debian 14 | wpewebkit | 2.54.0-1 | — |
| Debian 13 | firefox-esr | 128.8.0esr-1 | — |
| Debian 13 | thunderbird | 1:128.8.0esr-1 | — |
| Debian 13 | webkit2gtk | 2.54.0-1~deb13u1 | — |
| Debian 13 | wpewebkit | No fix yet | — |
| Debian 12 | firefox-esr | 128.8.0esr-1~deb12u1 | DSA-5874-1 |
| Debian 12 | thunderbird | 1:128.8.0esr-1~deb12u1 | DSA-5876-1 |
| Debian 12 | wpewebkit +1 | No fix yet | — |
| Debian 11 | firefox-esr | 128.8.0esr-1~deb11u1 | DLA-4078-1 |
| Debian 11 | thunderbird | 1:128.8.0esr-1~deb11u1 | DLA-4081-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | thunderbird | 1:128.12.0+build1-0ubuntu0.22.04.1 | USN-7663-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | webkit2gtk3 | 2.54.1-150600.12.81.3 | SUSE-SU-2026:4858-1 |
| SLES 15 SP7 | webkit2gtk4 +1 | 2.54.1-150600.12.81.4 | SUSE-SU-2026:4858-1 |
| SLES 15 SP6 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES 15 SP6 | MozillaThunderbird | 128.8.0-150200.8.203.1 | SUSE-SU-2025:0849-1 |
| SLES 15 SP6 | webkit2gtk3 | 2.54.1-150600.12.81.3 | SUSE-SU-2026:4858-1 |
| SLES 15 SP6 | webkit2gtk4 +1 | 2.54.1-150600.12.81.4 | SUSE-SU-2026:4858-1 |
| SLES 15 SP5 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES 15 SP5 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES 15 SP4 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES 15 SP3 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | MozillaFirefox | 128.8.0-112.249.3 | SUSE-SU-2025:0783-1 |
| SLES for SAP 16.0 | webkit2gtk3 +1 | 2.54.1-160000.1.1 | SUSE-SU-2026:24225-1 |
| SLES for SAP 15 SP6 | webkit2gtk3 | 2.54.1-150600.12.81.3 | SUSE-SU-2026:4858-1 |
| SLES for SAP 15 SP6 | webkit2gtk4 +1 | 2.54.1-150600.12.81.4 | SUSE-SU-2026:4858-1 |
| SLES for SAP 15 SP5 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES for SAP 15 SP5 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES for SAP 15 SP4 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES for SAP 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES for SAP 15 SP3 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLES 16.0 | webkit2gtk3 +1 | 2.54.1-160000.1.1 | SUSE-SU-2026:24225-1 |
| SLE HPC 15 SP5 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLE HPC 15 SP5 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLE HPC 15 SP4 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SLE HPC 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLE HPC 15 SP3 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| SUSE Enterprise Storage 7.1 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | firefox-esr +1 | 128.8.0-1.1 | openSUSE-SU-2025:14853-1, openSUSE-SU-2025:14852-1 |
| openSUSE Tumbleweed | mozjs128 | 128.8.1-1.1 | openSUSE-SU-2025:14958-1 |
| openSUSE Leap 16.0 | webkit2gtk3 +2 | 2.54.1-160000.1.1 | openSUSE-SU-2026:22076-1 |
| openSUSE Leap 15.6 | MozillaFirefox | 128.8.0-150200.152.173.1 | SUSE-SU-2025:0788-1 |
| openSUSE Leap 15.6 | MozillaThunderbird | 128.8.0-150200.8.203.1 | SUSE-SU-2025:0849-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | thunderbird | 128.8.1-1.amzn2.0.1 | ALAS2-2025-2807 |
Advisories 19
- WID-SEC-2026-3625 WebKitGTK: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2026
- WID-SEC-2024-3580 Android Patchday Dezember 2024: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 22, 2026
- SUSE-SU-2026:4858-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Oct 22, 2026
- SUSE-SU-2026:24225-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Oct 21, 2026
- openSUSE-SU-2026:22076-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Oct 19, 2026
- SUSE-SU-2026:4676-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Oct 15, 2026
- USN-7663-1 thunderbird vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-5874-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-5876-1 thunderbird - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-4081-1 thunderbird - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-4078-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- WID-SEC-2024-3579 Samsung Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 2, 2026
- openSUSE-SU-2025:14958-1 libmozjs-128-0-128.8.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:0849-1 Security update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:0788-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2025:14852-1 firefox-esr-128.8.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:0783-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2025:14853-1 MozillaThunderbird-128.8.0-1.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
- ALAS2-2025-2807 Important: thunderbird security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Apr 1, 2025