CVE-2025-5916
5.6
MEDIUM
CVSS 3.1
EPSS 0.10%
Description
A vulnerability has been identified in the libarchive library. This flaw involves an integer overflow that can be triggered when processing a Web Archive (WARC) file that claims to have more than INT64_MAX - 4 content bytes. An attacker could craft a malicious WARC archive to induce this overflow, potentially leading to unpredictable program behavior, memory corruption, or a denial-of-service condition within applications that process such archives using libarchive. This bug affects libarchive versions prior to 3.8.0.
How to fix CVE-2025-5916
To remediate CVE-2025-5916, upgrade the affected package to a fixed version below.
- —upgrade to 3.4.3-2+deb11u3 or later
Is CVE-2025-5916 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.4.3-2+deb11u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.6 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:H |