# DLA-4179-1: libavif security update

DLA-4179-1, released May 26, 2025, fixes 1 CVE in libavif (version 0.8.4-2+deb11u2). None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dla-4179-1
- Platform: Linux
- Released: May 26, 2025
- Priority: Urgent (Closes CVE-2025-48174, rated Critical)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-48174

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libavif](https://patchblox.com/security/data/product/linux/libavif.md) | Debian 11.6 (bullseye) | 0.8.4-2+deb11u2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-48174](https://patchblox.com/security/data/cve/CVE-2025-48174.md) | Urgent | libavif: libavif - security update | 9.1 | 0.0038 |  |

---

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo