# CVE-2025-29476: c-blosc2: Buffer Overflow vulnerability in compress_chunk_fuzzer with oss-fuzz on commit 16450518afddcb3139de627157208e49bfef69...

CVE-2025-29476 is fixed in c-blosc2 on 1 platform, first by DEBIAN-CVE-2025-29476, released April 4, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-29476
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0025
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 4, 2025

## Description

Buffer Overflow vulnerability in compress_chunk_fuzzer with oss-fuzz on commit 16450518afddcb3139de627157208e49bfef6987 in c-blosc2 v.2.17.0 and before.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | c-blosc2 Debian 13.5 (trixie) | 2.17.1+ds-1 | [DEBIAN-CVE-2025-29476](https://patchblox.com/security/data/fix/linux/debian-cve-2025-29476.md) | Apr 4, 2025 |
| Linux | c-blosc2 Debian 14 | 2.17.1+ds-1 | [DEBIAN-CVE-2025-29476](https://patchblox.com/security/data/fix/linux/debian-cve-2025-29476.md) | Apr 4, 2025 |

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