CVE-2025-15571

lrzip: A security vulnerability has been detected in ckolivas lrzip up to 0.651

CVE-2025-15571 is fixed in lrzip on 1 platform, first by DEBIAN-CVE-2025-15571, released February 10, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0019
8th percentile

A security vulnerability has been detected in ckolivas lrzip up to 0.651. This vulnerability affects the function ucompthread of the file stream.c. Such manipulation leads to null pointer dereference. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Where it's fixed

ProductFixed inFixReleased
Linux
lrzip · Debian 14 0.660-1 DEBIAN-CVE-2025-15571 Feb 10, 2026
lrzip · opensuse-leap 16.0 0.660-bp160.1.1 OPENSUSE-SU-2026:21179-1 Jun 30, 2026

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