# CVE-2023-41993: webkit2gtk: The issue was addressed with improved checks

CVE-2023-41993 is fixed in 20 products on 1 platform, first by RHSA-2023:4202, released July 18, 2023. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on September 25, 2023. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/cve/CVE-2023-41993
- Priority: Patch now
- CVSS: 9.8 (high)
- EPSS: 0.2371
- CISA KEV: listed Sep 25, 2023, federal due date Oct 16, 2023
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 18, 2023

## Description

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.

## 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-2023-41993](https://patchblox.com/security/data/fix/linux/debian-cve-2023-41993.md) | Sep 21, 2023 |
| Linux | webkit2gtk Debian 13.5 (trixie) | 2.42.1-1 | [DEBIAN-CVE-2023-41993](https://patchblox.com/security/data/fix/linux/debian-cve-2023-41993.md) | Sep 21, 2023 |
| Linux | webkit2gtk Debian 14 | 2.42.1-1 | [DEBIAN-CVE-2023-41993](https://patchblox.com/security/data/fix/linux/debian-cve-2023-41993.md) | Sep 21, 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 | 0:2.38.5-1.el8_8.5 | [RHSA-2023:4202](https://patchblox.com/security/data/fix/linux/rhsa-2023-4202.md) | Jul 18, 2023 |
| Linux | webkit2gtk3 RHEL 9 | 0:2.38.5-1.el9_2.3 | [RHSA-2023:4201](https://patchblox.com/security/data/fix/linux/rhsa-2023-4201.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-devel RHEL 8 | 0:2.38.5-1.el8_8.5 | [RHSA-2023:4202](https://patchblox.com/security/data/fix/linux/rhsa-2023-4202.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-devel RHEL 9 | 0:2.38.5-1.el9_2.3 | [RHSA-2023:4201](https://patchblox.com/security/data/fix/linux/rhsa-2023-4201.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-jsc RHEL 8 | 0:2.38.5-1.el8_8.5 | [RHSA-2023:4202](https://patchblox.com/security/data/fix/linux/rhsa-2023-4202.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-jsc RHEL 9 | 0:2.38.5-1.el9_2.3 | [RHSA-2023:4201](https://patchblox.com/security/data/fix/linux/rhsa-2023-4201.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-jsc-devel RHEL 8 | 0:2.38.5-1.el8_8.5 | [RHSA-2023:4202](https://patchblox.com/security/data/fix/linux/rhsa-2023-4202.md) | Jul 18, 2023 |
| Linux | webkit2gtk3-jsc-devel RHEL 9 | 0:2.38.5-1.el9_2.3 | [RHSA-2023:4201](https://patchblox.com/security/data/fix/linux/rhsa-2023-4201.md) | Jul 18, 2023 |
| Linux | wpewebkit Debian 13.5 (trixie) | 2.42.1-1 | [DEBIAN-CVE-2023-41993](https://patchblox.com/security/data/fix/linux/debian-cve-2023-41993.md) | Sep 21, 2023 |
| Linux | wpewebkit Debian 14 | 2.42.1-1 | [DEBIAN-CVE-2023-41993](https://patchblox.com/security/data/fix/linux/debian-cve-2023-41993.md) | Sep 21, 2023 |

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