CVE-2020-27841

NameCVE-2020-27841
DescriptionThere's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read. The greatest impact from this flaw is to application availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2550-1, DSA-4882-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openjpeg2 (PTS)buster, buster (security)2.3.0-2+deb10u2fixed
bullseye2.4.0-3fixed
sid, trixie, bookworm2.5.0-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openjpeg2sourcestretch2.1.2-1.1+deb9u6DLA-2550-1
openjpeg2sourcebuster2.3.0-2+deb10u2DSA-4882-1
openjpeg2source(unstable)2.4.0-1

Notes

https://github.com/uclouvain/openjpeg/issues/1293
https://github.com/rouault/openjpeg/commit/00383e162ae2f8fc951f5745bf1011771acb8dce (v2.4.0)

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