Description
In Safari before 11.1.2, iTunes before 12.8 for Windows, iOS before 11.4.1, tvOS before 11.4.1, iCloud for Windows before 7.6, multiple memory corruption issues were addressed with improved memory handling.
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 | 2.20.4-1 | — |
| Debian 13 | webkit2gtk | 2.20.4-1 | — |
| Debian 12 | webkit2gtk | 2.20.4-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 22.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 20.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 18.04 LTS | webkit2gtk | 2.20.5-0ubuntu0.18.04.1 | USN-3743-1 |
| Ubuntu 18.04 LTS | webkitgtk +2 | No fix yet | — |
| Ubuntu 16.04 LTS | webkit2gtk | 2.20.5-0ubuntu0.16.04.1 | USN-3743-1 |
| Ubuntu 16.04 LTS | webkitgtk +2 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | webkit2gtk3 | 2.20.5-3.8.1 | SUSE-SU-2018:2752-1 |
| SLES 12 SP4 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SLES 12 SP3 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SLES 12 SP2 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SLES for SAP 12 SP3 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SLES for SAP 12 SP2 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SUSE OpenStack Cloud 7 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
| SUSE Enterprise Storage 4 | webkit2gtk3 | 2.22.4-2.29.3 | SUSE-SU-2019:0059-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.8 | webkit2gtk | 2.20.4-r0 | — |
Advisories 3
- USN-3743-1 webkit2gtk vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- SUSE-SU-2018:2752-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0059-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://support.apple.com/HT208934%2C
- USN-3743-1 vendor-advisory
- GLSA-201808-04 vendor-advisory
- https://support.apple.com/HT208935
- https://support.apple.com/HT208938%2C
- 1041232 vdb-entry