CVE-2021-21285

Name	CVE-2021-21285
Description	In Docker before versions 9.03.15, 20.10.3 there is a vulnerability in which pulling an intentionally malformed Docker image manifest crashes the dockerd daemon. Versions 20.10.3 and 19.03.15 contain patches that prevent the daemon from crashing.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-4865-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
docker.io (PTS)	bullseye	20.10.5+dfsg1-1+deb11u2	fixed
	bullseye (security)	20.10.5+dfsg1-1+deb11u4	fixed
	bookworm	20.10.24+dfsg1-1+deb12u1	fixed
	trixie	26.1.5+dfsg1-9	fixed
	forky, sid	27.5.1+dfsg4-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
docker.io	source	buster	18.09.1+dfsg1-7.1+deb10u3		DSA-4865-1
docker.io	source	(unstable)	20.10.3+dfsg1-1

Notes

https://github.com/moby/moby/security/advisories/GHSA-6fj5-m822-rqx8
https://github.com/moby/moby/commit/420b1d36250f9cfdc561f086f25a213ecb669b6f (v19.03)