CVE-2021-3421

Name	CVE-2021-3421
Description	A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions before 4.17.0-alpha.
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)
Debian Bugs	985308

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
rpm (PTS)	bullseye	4.16.1.2+dfsg1-3	fixed
	bookworm	4.18.0+dfsg-1+deb12u1	fixed
	forky, sid, trixie	4.20.1+dfsg-3	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
rpm	source	(unstable)	4.16.1.2+dfsg1-1			985308

[buster] - rpm <no-dsa> (Minor issue)
[stretch] - rpm <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=1927747