Description
In skia_alloc_func of SkDeflate.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 | webkit2gtk | No fix yet | — |
| Debian 14 | wpewebkit | 2.54.0-1 | — |
| Debian 13 | webkit2gtk | 2.54.0-1~deb13u1 | — |
| Debian 13 | wpewebkit | No fix yet | — |
| Debian 12 | wpewebkit +1 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | libskia +1 | No fix yet | — |
| Ubuntu 26.04 LTS | libskia +1 | No fix yet | — |
| Ubuntu 24.04 LTS | webkit2gtk +1 | No fix yet | — |
| Ubuntu 22.04 LTS | wpewebkit +2 | No fix yet | — |
| Ubuntu 20.04 LTS | wpewebkit +2 | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | webkitgtk +3 | No fix yet | — |
| Ubuntu 16.04 LTS | webkitgtk +3 | No fix yet | — |
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 | 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 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES for SAP 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLES 16.0 | webkit2gtk3 +1 | 2.54.1-160000.1.1 | SUSE-SU-2026:24225-1 |
| SLE HPC 15 SP5 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
| SLE HPC 15 SP4 | webkit2gtk3 +2 | 2.54.1-150400.4.152.2 | SUSE-SU-2026:4676-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 16.0 | webkit2gtk3 +2 | 2.54.1-160000.1.1 | openSUSE-SU-2026:22076-1 |
Advisories 7
- 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
- WID-SEC-2024-3579 Samsung Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 2, 2026