CVE-2021-3482

Name	CVE-2021-3482
Description	A flaw was found in Exiv2 in versions before and including 0.27.4-RC1. Improper input validation of the rawData.size property in Jp2Image::readMetadata() in jp2image.cpp can lead to a heap-based buffer overflow via a crafted JPG image containing malicious EXIF data.
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	DLA-2750-1, DSA-4958-1
Debian Bugs	986888

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
exiv2 (PTS)	bookworm	0.27.6-1	fixed
	trixie	0.28.5+dfsg-1	fixed
	forky, sid	0.28.9+dfsg-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
exiv2	source	stretch	0.25-3.1+deb9u3	DLA-2750-1
exiv2	source	buster	0.25-4+deb10u2	DSA-4958-1
exiv2	source	bullseye	0.27.3-3+deb11u2
exiv2	source	(unstable)	0.27.5-1		986888

Notes

https://github.com/Exiv2/exiv2/issues/1522
https://github.com/Exiv2/exiv2/commit/22ea582c6b74ada30bec3a6b15de3c3e52f2b4da
https://github.com/Exiv2/exiv2/commit/cac151ec052d44da3dc779e9e4028e581acb128a