# CVE-2025-11579: golang-github-nwaples-rardecode: github.com/nwaples/rardecode versions <=2.1.1 fail to restrict the dictionary size when reading large RAR dictionary...

CVE-2025-11579 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2025-11579, released October 10, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-11579
- Priority: Routine
- CVSS: 6.5 (medium)
- EPSS: 0.0037
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 10, 2025

## Description

github.com/nwaples/rardecode versions <=2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an attacker to provide a specially crafted RAR file and cause Denial of Service via an Out Of Memory Crash.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | golang-github-nwaples-rardecode Debian 14 | 2.2.1-1 | [DEBIAN-CVE-2025-11579](https://patchblox.com/security/data/fix/linux/debian-cve-2025-11579.md) | Oct 10, 2025 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | [OPENSUSE-SU-2026:21483-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21483-1.md) | Jul 30, 2026 |
| Linux | hauler opensuse-leap 16.0 | 1.3.1-bp160.1.1 | [OPENSUSE-SU-2025:20160-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20160-1.md) | Dec 12, 2025 |

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Data as of 2026-11-09T07:25:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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