# RHSA-2025:13780: Security update for 4 packages

RHSA-2025:13780, released August 13, 2025, fixes 9 CVEs across 4 products. One of them is being exploited (CVE-2025-6558); 1 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2025-13780
- Platform: Linux
- Released: Aug 13, 2025
- Priority: Patch now (Closes CVE-2025-6558, exploited (CISA KEV))
- CVEs: 9, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://access.redhat.com/errata/RHSA-2025:13780

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [webkit2gtk3](https://patchblox.com/security/data/product/linux/webkit2gtk3.md) | RHEL 8 | 0:2.48.5-1.el8_10 |
| [webkit2gtk3-devel](https://patchblox.com/security/data/product/linux/webkit2gtk3-devel.md) | RHEL 8 | 0:2.48.5-1.el8_10 |
| [webkit2gtk3-jsc](https://patchblox.com/security/data/product/linux/webkit2gtk3-jsc.md) | RHEL 8 | 0:2.48.5-1.el8_10 |
| [webkit2gtk3-jsc-devel](https://patchblox.com/security/data/product/linux/webkit2gtk3-jsc-devel.md) | RHEL 8 | 0:2.48.5-1.el8_10 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-6558](https://patchblox.com/security/data/cve/CVE-2025-6558.md) | Patch now | Chromium: CVE-2025-6558 Incorrect validation of untrusted input in ANGLE and GPU | 8.8 | 0.1093 | CISA KEV |
| [CVE-2025-43227](https://patchblox.com/security/data/cve/CVE-2025-43227.md) | High | WebKit: Processing maliciously crafted web content may disclose sensitive user information | 8.8 | 0.0125 |  |
| [CVE-2025-31278](https://patchblox.com/security/data/cve/CVE-2025-31278.md) | High | WebKit: Processing maliciously crafted web content may lead to memory corruption | 8.8 | 0.0124 |  |
| [CVE-2025-31273](https://patchblox.com/security/data/cve/CVE-2025-31273.md) | High | libjavascriptcoregtk-4.0-18: The issue was addressed with improved memory handling | 8.8 | 0.0114 |  |
| [CVE-2025-43216](https://patchblox.com/security/data/cve/CVE-2025-43216.md) | High | WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash | 8.8 | 0.0111 |  |
| [CVE-2025-43212](https://patchblox.com/security/data/cve/CVE-2025-43212.md) | High | gir1.2-javascriptcoregtk-4.0: The issue was addressed with improved memory handling | 8.8 | 0.0106 |  |
| [CVE-2025-43240](https://patchblox.com/security/data/cve/CVE-2025-43240.md) | High | WebKit: A download's origin may be incorrectly associated | 8.8 | 0.0101 |  |
| [CVE-2025-43211](https://patchblox.com/security/data/cve/CVE-2025-43211.md) | High | WebKit: Processing web content may lead to a denial-of-service | 8.8 | 0.0042 |  |
| [CVE-2025-43265](https://patchblox.com/security/data/cve/CVE-2025-43265.md) | High | WebKit: Processing maliciously crafted web content may disclose internal states of the app | 8.8 | 0.0034 |  |

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Data as of 2026-11-07T12:40:37Z 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

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