# CVE-2023-42890: webkit2gtk: The issue was addressed with improved memory handling

CVE-2023-42890 is fixed in 20 products on 1 platform, first by DEBIAN-CVE-2023-42890, released December 12, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-42890
- Priority: High
- CVSS: 8.8 (high)
- EPSS: 0.0321
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 11, 2023

## Description

The issue was addressed with improved memory handling. This issue is fixed in Safari 17.2, macOS Sonoma 14.2, watchOS 10.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2. Processing web content may lead to arbitrary code execution.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | gir1.2-javascriptcoregtk-4.0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-4.0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-4.0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | gir1.2-javascriptcoregtk-4.1 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-4.1 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-4.1-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | gir1.2-javascriptcoregtk-6.0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-6.0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-6.0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | gir1.2-webkit-6.0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-webkit-6.0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit-6.0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | gir1.2-webkit2-4.0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-webkit2-4.0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit2-4.0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | gir1.2-webkit2-4.1 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [gir1.2-webkit2-4.1 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit2-4.1-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libjavascriptcoregtk-4.0-18 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.0-18 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.0-18-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libjavascriptcoregtk-4.0-bin Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.0-bin 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.0-bin-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libjavascriptcoregtk-4.1-0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.1-0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.1-0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libjavascriptcoregtk-6.0-1 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libjavascriptcoregtk-6.0-1 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-6.0-1-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libwebkit2gtk-4.0-37 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libwebkit2gtk-4.0-37 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkit2gtk-4.0-37-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libwebkit2gtk-4.1-0 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libwebkit2gtk-4.1-0 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkit2gtk-4.1-0-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | libwebkitgtk-6.0-4 Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [libwebkitgtk-6.0-4 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkitgtk-6.0-4-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | webkit2gtk Debian 12.15 (bookworm) | 2.42.1-1~deb12u1 | [DEBIAN-CVE-2023-42890](https://patchblox.com/security/data/fix/linux/debian-cve-2023-42890.md) | Dec 12, 2023 |
| Linux | webkit2gtk Debian 13.5 (trixie) | 2.42.0-1 | [DEBIAN-CVE-2023-42890](https://patchblox.com/security/data/fix/linux/debian-cve-2023-42890.md) | Dec 12, 2023 |
| Linux | webkit2gtk Debian 14 | 2.42.0-1 | [DEBIAN-CVE-2023-42890](https://patchblox.com/security/data/fix/linux/debian-cve-2023-42890.md) | Dec 12, 2023 |
| Linux | webkit2gtk-driver Ubuntu 22.04.1 LTS (jammy) | 2.42.1-0ubuntu0.22.04.1 | [webkit2gtk-driver 2.42.1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-webkit2gtk-driver-2.42.1-0ubuntu0.22.04.1.md) | Nov 5, 2025 |
| Linux | webkit2gtk3 RHEL 8 | 0:2.42.5-1.el8 | [RHSA-2024:2982](https://patchblox.com/security/data/fix/linux/rhsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3 RHEL 9 | 0:2.42.5-1.el9 | [RHSA-2024:2126](https://patchblox.com/security/data/fix/linux/rhsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3 almalinux 8 | 2.42.5-1.el8 | [ALSA-2024:2982](https://patchblox.com/security/data/fix/linux/alsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3 almalinux 9 | 2.42.5-1.el9 | [ALSA-2024:2126](https://patchblox.com/security/data/fix/linux/alsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3 ol 8 | 0:2.42.5-1.el8 | [ELSA-2024-2982](https://patchblox.com/security/data/fix/linux/elsa-2024-2982.md) | May 23, 2024 |
| Linux | webkit2gtk3 ol 9 | 0:2.42.5-1.el9 | [ELSA-2024-2126](https://patchblox.com/security/data/fix/linux/elsa-2024-2126.md) | May 2, 2024 |
| Linux | webkit2gtk3 rocky 8 | 0:2.42.5-1.el8 | [RLSA-2024:2982](https://patchblox.com/security/data/fix/linux/rlsa-2024-2982.md) | Jun 14, 2024 |
| Linux | webkit2gtk3-devel RHEL 8 | 0:2.42.5-1.el8 | [RHSA-2024:2982](https://patchblox.com/security/data/fix/linux/rhsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-devel RHEL 9 | 0:2.42.5-1.el9 | [RHSA-2024:2126](https://patchblox.com/security/data/fix/linux/rhsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-devel almalinux 8 | 2.42.5-1.el8 | [ALSA-2024:2982](https://patchblox.com/security/data/fix/linux/alsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-devel almalinux 9 | 2.42.5-1.el9 | [ALSA-2024:2126](https://patchblox.com/security/data/fix/linux/alsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-devel ol 8 | 0:2.42.5-1.el8 | [ELSA-2024-2982](https://patchblox.com/security/data/fix/linux/elsa-2024-2982.md) | May 23, 2024 |
| Linux | webkit2gtk3-devel ol 9 | 0:2.42.5-1.el9 | [ELSA-2024-2126](https://patchblox.com/security/data/fix/linux/elsa-2024-2126.md) | May 2, 2024 |
| Linux | webkit2gtk3-jsc RHEL 8 | 0:2.42.5-1.el8 | [RHSA-2024:2982](https://patchblox.com/security/data/fix/linux/rhsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-jsc RHEL 9 | 0:2.42.5-1.el9 | [RHSA-2024:2126](https://patchblox.com/security/data/fix/linux/rhsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-jsc almalinux 8 | 2.42.5-1.el8 | [ALSA-2024:2982](https://patchblox.com/security/data/fix/linux/alsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-jsc almalinux 9 | 2.42.5-1.el9 | [ALSA-2024:2126](https://patchblox.com/security/data/fix/linux/alsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-jsc ol 8 | 0:2.42.5-1.el8 | [ELSA-2024-2982](https://patchblox.com/security/data/fix/linux/elsa-2024-2982.md) | May 23, 2024 |
| Linux | webkit2gtk3-jsc ol 9 | 0:2.42.5-1.el9 | [ELSA-2024-2126](https://patchblox.com/security/data/fix/linux/elsa-2024-2126.md) | May 2, 2024 |
| Linux | webkit2gtk3-jsc-devel RHEL 8 | 0:2.42.5-1.el8 | [RHSA-2024:2982](https://patchblox.com/security/data/fix/linux/rhsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-jsc-devel RHEL 9 | 0:2.42.5-1.el9 | [RHSA-2024:2126](https://patchblox.com/security/data/fix/linux/rhsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-jsc-devel almalinux 8 | 2.42.5-1.el8 | [ALSA-2024:2982](https://patchblox.com/security/data/fix/linux/alsa-2024-2982.md) | May 22, 2024 |
| Linux | webkit2gtk3-jsc-devel almalinux 9 | 2.42.5-1.el9 | [ALSA-2024:2126](https://patchblox.com/security/data/fix/linux/alsa-2024-2126.md) | Apr 30, 2024 |
| Linux | webkit2gtk3-jsc-devel ol 8 | 0:2.42.5-1.el8 | [ELSA-2024-2982](https://patchblox.com/security/data/fix/linux/elsa-2024-2982.md) | May 23, 2024 |
| Linux | webkit2gtk3-jsc-devel ol 9 | 0:2.42.5-1.el9 | [ELSA-2024-2126](https://patchblox.com/security/data/fix/linux/elsa-2024-2126.md) | May 2, 2024 |
| Linux | wpewebkit Debian 13.5 (trixie) | 2.42.0-1 | [DEBIAN-CVE-2023-42890](https://patchblox.com/security/data/fix/linux/debian-cve-2023-42890.md) | Dec 12, 2023 |
| Linux | wpewebkit Debian 14 | 2.42.0-1 | [DEBIAN-CVE-2023-42890](https://patchblox.com/security/data/fix/linux/debian-cve-2023-42890.md) | Dec 12, 2023 |

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