Description
In Skia, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Android | 16 | — |
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 | — |
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 5
- WID-SEC-2026-3625 WebKitGTK: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 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