Description
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows | Versions prior to: iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9 | — |
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 | 2.22.3-1 | — |
| Debian 13 | webkit2gtk | 2.22.3-1 | — |
| Debian 12 | webkit2gtk | 2.22.3-1 | — |
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 | 2.22.4-0ubuntu0.18.04.1 | — |
| Ubuntu 18.04 LTS | webkitgtk +2 | No fix yet | — |
| Ubuntu 16.04 LTS | webkitgtk +3 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | webkit2gtk3 | 2.22.5-3.13.1 | SUSE-SU-2019:0497-1, SUSE-SU-2019:0092-1 |
| SLES 12 SP4 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SLES 12 SP3 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SLES 12 SP2 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SLES for SAP 12 SP3 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SLES for SAP 12 SP2 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SUSE OpenStack Cloud 7 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
| SUSE Enterprise Storage 4 | webkit2gtk3 | 2.22.5-2.32.2 | SUSE-SU-2019:0146-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gtk3 | 2.32.4-1.1 | openSUSE-SU-2024:11506-1 |
| openSUSE Leap 15.0 | webkit2gtk3 | 2.22.5-lp150.2.9.1 | openSUSE-SU-2019:0308-1, openSUSE-SU-2019:0081-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 2
- Sony Playstation 4 (PS4) < 6.20 - WebKit Code Execution (PoC) EDB-46522 · local · Mar 8, 2019
- WebKit JSC - 'JSArray::shiftCountWithArrayStorage' Out-of-Bounds Read/Write EDB-46072 · dos · Jan 2, 2019 · verified
GitHub 1 repository
-
Cryptogenic/PS4-6.20-WebKit-Code-Execution-Exploit ★ 209 · Mar 8, 2019
A WebKit exploit using CVE-2018-4441 to obtain RCE on PS4 6.20.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 6
- openSUSE-SU-2019:0081-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:0308-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0146-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0497-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11506-1 libjavascriptcoregtk-4_0-18-2.32.4-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0092-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · May 2, 2025