# DSA-5963-1: chromium security update

DSA-5963-1, released July 17, 2025, fixes 1 CVE in chromium (version 138.0.7204.157-1~deb12u1). 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/dsa-5963-1
- Platform: Linux
- Released: Jul 17, 2025
- Priority: Patch now (Closes CVE-2025-6558, exploited (CISA KEV))
- CVEs: 1, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-6558

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [chromium](https://patchblox.com/security/data/product/linux/chromium.md) | Debian 12.15 (bookworm) | 138.0.7204.157-1~deb12u1 |

## 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 |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo