CVE-2019-20421

NameCVE-2019-20421
DescriptionIn Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2750-1, DSA-4958-1
Debian Bugs950183

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exiv2 (PTS)bullseye0.27.3-3+deb11u2fixed
bullseye (security)0.27.3-3+deb11u1fixed
bookworm0.27.6-1fixed
sid, trixie0.28.3+dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exiv2sourcestretch0.25-3.1+deb9u3DLA-2750-1
exiv2sourcebuster0.25-4+deb10u2DSA-4958-1
exiv2source(unstable)0.27.2-8low950183

Notes

[jessie] - exiv2 <ignored> (Minor issue)
https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8
https://github.com/Exiv2/exiv2/issues/1011
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