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🛡️ CVE-2025-31115 on BellSoft — xz

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Distribution advisory

This page covers CVE-2025-31115 as tracked by BellSoft, for the package xz. The fix is available in version 5.8.1-r0; earlier versions remain affected.

Weakness class

BELL-CVE-2025-31115 is classified as CWE-366: Race Condition within a Thread. If two threads of execution use a resource simultaneously, there exists the possibility that resources may be used while invalid, in turn making the state of execution undefined.

Affected software

BELL-CVE-2025-31115 is recorded against 1 package.

  • xz (from 5.4.1-r0 up to 5.8.1-r0)

Timeline and source

Published on 4 April 2025 and last revised on 26 January 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

docs.bell-sw.com (Advisory)

Other advisories for this package

xz has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-366: Race Condition within a Thread) in other software:

CVE-2025-31115 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-04-04
Updated 2026-08-20
Modified 2026-01-26
Fix URL N/A

Affected Packages

Software From version Fixed in
xz 5.4.1-r0 5.8.1-r0

Similar Threats

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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