Out-of-bounds Read in Libarchive

CVE-2025-5918

A vulnerability has been identified in the libarchive library. This flaw can be triggered when file streams are piped into bsdtar, potentially allowing for reading past the end of the file. This out-of-bounds read can lead to unintended co…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (25.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.9 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-5918?
CVE-2025-5918 is a low-severity vulnerability in Libarchive, classified under Out-of-bounds Read. CVSS score: 3.9/10. Published 2025-06-09.
How severe is CVE-2025-5918?
Low severity. CVSS v3 base score is 3.9 out of 10.
Is CVE-2025-5918 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.