CVE-2023-24056

State: Published
Severity: 5.5 Medium
Published: Jan 22, 2023
Updated: Apr 2, 2025
Reserved: Jan 22, 2023

Description

In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://nullprogram.com/blog/2023/01/18/
https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059
https://github.com/pkgconf/pkgconf/tags

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