CVE-2021-32493

Name	CVE-2021-32493
Description	A flaw was found in djvulibre-3.5.28 and earlier. A heap buffer overflow in function DJVU::GBitmap::decode() via crafted djvu file may lead to application crash and other consequences.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DLA-2667-1, DSA-5032-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
djvulibre (PTS)	buster, buster (security)	3.5.27.1-10+deb10u1	fixed
	bookworm, bullseye, sid	3.5.28-2	fixed

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

Package	Type	Release	Fixed Version	Origin
djvulibre	source	stretch	3.5.27.1-7+deb9u1	DLA-2667-1
djvulibre	source	buster	3.5.27.1-10+deb10u1	DSA-5032-1
djvulibre	source	(unstable)	3.5.28-2

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=1943424
https://sourceforge.net/p/djvu/djvulibre-git/ci/cd8b5c97b27a5c1dc83046498b6ca49ad20aa9b6/ (chunk #3 / Patch12)