CVE-2023-24056

PoC —

CVSS 3.1

5.5 medium

EPSS

<1%p42

Published

Jan 22, 2023 (Jan 22, 2023)

Modified

Jun 17, 2026

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.

Vendors: pkgconf
Products: pkgconf
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news0 stories

No ingested article mentions this CVE yet.