CVE-2020-3123

Name	CVE-2020-3123
Description	A vulnerability in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) Software versions 0.102.1 and 0.102.0 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to an out-of-bounds read affecting users that have enabled the optional DLP feature. An attacker could exploit this vulnerability by sending a crafted email file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	950944

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
clamav (PTS)	jessie, jessie (lts)	0.103.9+dfsg-0+deb8u1	fixed
	stretch (security)	0.103.6+dfsg-0+deb9u1	fixed
	stretch (lts), stretch	0.103.9+dfsg-0+deb9u1	fixed
	buster (security), buster, buster (lts)	0.103.9+dfsg-0+deb10u1	fixed
	bullseye	0.103.10+dfsg-0+deb11u1	fixed
	bookworm	1.0.7+dfsg-1~deb12u1	fixed
	sid, trixie	1.4.1+dfsg-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Debian Bugs
clamav	source	wheezy	(unfixed)	end-of-life
clamav	source	jessie	(not affected)
clamav	source	stretch	0.102.2+dfsg-0~deb9u1
clamav	source	buster	0.102.2+dfsg-0+deb10u1
clamav	source	(unstable)	0.102.2+dfsg-1		950944

[jessie] - clamav <not-affected> (Vulnerable code introduced in 0.102.x)
https://blog.clamav.net/2020/02/clamav-01022-security-patch-released.html