# CVE-2023-37450: webkit2gtk: The issue was addressed with improved checks

CVE-2023-37450 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 July 13, 2023. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/cve/CVE-2023-37450
- Priority: Patch now
- CVSS: 8.8 (high)
- EPSS: 0.1895
- CISA KEV: listed Jul 13, 2023, federal due date Aug 3, 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 iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | gir1.2-javascriptcoregtk-4.0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-4.0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-4.0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | gir1.2-javascriptcoregtk-4.1 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-4.1 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-4.1-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | gir1.2-javascriptcoregtk-6.0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-javascriptcoregtk-6.0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-javascriptcoregtk-6.0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | gir1.2-webkit-6.0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-webkit-6.0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit-6.0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | gir1.2-webkit2-4.0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-webkit2-4.0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit2-4.0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | gir1.2-webkit2-4.1 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [gir1.2-webkit2-4.1 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-gir1.2-webkit2-4.1-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libjavascriptcoregtk-4.0-18 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.0-18 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.0-18-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libjavascriptcoregtk-4.0-bin Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.0-bin 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.0-bin-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libjavascriptcoregtk-4.1-0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libjavascriptcoregtk-4.1-0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.1-0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libjavascriptcoregtk-6.0-1 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libjavascriptcoregtk-6.0-1 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libjavascriptcoregtk-6.0-1-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libwebkit2gtk-4.0-37 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libwebkit2gtk-4.0-37 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkit2gtk-4.0-37-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libwebkit2gtk-4.1-0 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libwebkit2gtk-4.1-0 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkit2gtk-4.1-0-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | libwebkitgtk-6.0-4 Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [libwebkitgtk-6.0-4 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libwebkitgtk-6.0-4-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| Linux | webkit2gtk Debian 11.6 (bullseye) | 2.40.3-2~deb11u2 | [DSA-5457-1](https://patchblox.com/security/data/fix/linux/dsa-5457-1.md) | Jul 22, 2023 |
| Linux | webkit2gtk Debian 12.15 (bookworm) | 2.40.3-2~deb12u2 | [DSA-5457-1](https://patchblox.com/security/data/fix/linux/dsa-5457-1.md) | Jul 22, 2023 |
| Linux | webkit2gtk Debian 13.5 (trixie) | 2.40.4-1 | [DEBIAN-CVE-2023-37450](https://patchblox.com/security/data/fix/linux/debian-cve-2023-37450.md) | Jul 27, 2023 |
| Linux | webkit2gtk Debian 14 | 2.40.4-1 | [DEBIAN-CVE-2023-37450](https://patchblox.com/security/data/fix/linux/debian-cve-2023-37450.md) | Jul 27, 2023 |
| Linux | webkit2gtk-driver Ubuntu 22.04.1 LTS (jammy) | 2.40.4-0ubuntu0.22.04.1 | [webkit2gtk-driver 2.40.4-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-webkit2gtk-driver-2.40.4-0ubuntu0.22.04.1.md) | Sep 27, 2023 |
| 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 rocky 8 | 0:2.38.5-1.el8_8.5 | [RLSA-2023:4202](https://patchblox.com/security/data/fix/linux/rlsa-2023-4202.md) | Aug 8, 2023 |
| Linux | webkit2gtk3 rocky 9 | 0:2.38.5-1.el9_2.3 | [RLSA-2023:4201](https://patchblox.com/security/data/fix/linux/rlsa-2023-4201.md) | Aug 8, 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) | 2.40.4-1 | [DEBIAN-CVE-2023-37450](https://patchblox.com/security/data/fix/linux/debian-cve-2023-37450.md) | Jul 27, 2023 |
| Linux | wpewebkit Debian 14 | 2.40.4-1 | [DEBIAN-CVE-2023-37450](https://patchblox.com/security/data/fix/linux/debian-cve-2023-37450.md) | Jul 27, 2023 |

---

Data as of 2026-11-08T19:12:23Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.