CVE-2018-1000221

Name	CVE-2018-1000221
Description	pkgconf version 1.5.0 to 1.5.2 contains a Buffer Overflow vulnerability in dequote() that can result in dequote() function returns 1-byte allocation if initial length is 0, leading to buffer overflow. This attack appear to be exploitable via specially crafted .pc file. This vulnerability appears to have been fixed in 1.5.3.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pkgconf (PTS)	bullseye	1.7.4~git20210206+dcf529b-3	fixed
	bookworm	1.8.1-1	fixed
	forky, sid, trixie	1.8.1-4	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pkgconf	source	(unstable)	(not affected)

Notes

- pkgconf <not-affected> (Vulnerable code introduced post 1.5.0)
Fixed by: https://github.com/pkgconf/pkgconf/commit/9b7affe0b1e6512c6c73d19e1220c94fdb5c8159
Introduced by: https://github.com/pkgconf/pkgconf/commit/b46bb93cd1fe221dc4d6ff5e3ce99feda4ea31f1