# CVE-2023-39741: lrzip: lrzip v0.651 was discovered to contain a heap overflow via the libzpaq::PostProcessor::write(int) function at /libzpa...

CVE-2023-39741 is fixed in lrzip on 1 platform, first by DEBIAN-CVE-2023-39741, released August 17, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-39741
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0035
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 17, 2023

## Description

lrzip v0.651 was discovered to contain a heap overflow via the libzpaq::PostProcessor::write(int) function at /libzpaq/libzpaq.cpp. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted file.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | lrzip Debian 13.5 (trixie) | 0.651-3 | [DEBIAN-CVE-2023-39741](https://patchblox.com/security/data/fix/linux/debian-cve-2023-39741.md) | Aug 17, 2023 |
| Linux | lrzip Debian 14 | 0.651-3 | [DEBIAN-CVE-2023-39741](https://patchblox.com/security/data/fix/linux/debian-cve-2023-39741.md) | Aug 17, 2023 |

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