# libzstd security updates

Patch Radar has 4 security fixes for libzstd, closing 1 CVE. The newest is ALAS2023-2023-244 (1.5.2-1.amzn2023.0.3), released July 5, 2023.

- Web page: https://patchblox.com/security/product/linux/libzstd
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [ALAS2023-2023-244](https://patchblox.com/security/data/fix/linux/alas2023-2023-244.md) | Jul 5, 2023 | amzn 2023 1.5.2-1.amzn2023.0.3 | High | 1 | 0 |
| [DEBIAN-CVE-2022-4899](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4899.md) | Mar 31, 2023 | Debian 12.15 (bookworm) 1.5.4+dfsg2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2022-4899](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4899.md) | Mar 31, 2023 | Debian 13.5 (trixie) 1.5.4+dfsg2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2022-4899](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4899.md) | Mar 31, 2023 | Debian 14 1.5.4+dfsg2-1 | High | 1 | 0 |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo