CVE-2021-3478

NameCVE-2021-3478
DescriptionThere's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2701-1, DLA-3236-1
Debian Bugs986796

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openexr (PTS)jessie, jessie (lts)1.6.1-8+deb8u3vulnerable
stretch (security), stretch (lts), stretch2.2.0-11+deb9u4fixed
buster (security), buster, buster (lts)2.2.1-4.1+deb10u2fixed
bullseye (security), bullseye2.5.4-2+deb11u1fixed
bookworm3.1.5-5fixed
sid, trixie3.1.5-5.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openexrsourcestretch2.2.0-11+deb9u3DLA-2701-1
openexrsourcebuster2.2.1-4.1+deb10u2DLA-3236-1
openexrsource(unstable)2.5.4-1986796

Notes

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409
https://bugzilla.redhat.com/show_bug.cgi?id=1939160
https://github.com/AcademySoftwareFoundation/openexr/commit/bc88cdb6c97fbf5bc5d11ad8ca55306da931283a (master)
Depends on prior v3 checks https://github.com/AcademySoftwareFoundation/openexr/commit/0963ff1c4fcb3e748a9386685622747bfef00eb1
https://github.com/AcademySoftwareFoundation/openexr/commit/0c2b46f630a3b5f2f561c2849d047ee39f899179 (2.5)
[jessie] - openexr <ignored> (Minor issue, OOM, invasive, reproducer ineffective on jessie)

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