CVE-2021-3476

Published: 30 March 2021

A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affecting application availability.

Priority

Medium

CVSS 3 base score: 5.3

Status

Package Release Status
openexr
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.10 (Impish Indri) Needed

Ubuntu 21.04 (Hirsute Hippo) Needed

Ubuntu 20.04 LTS (Focal Fossa)
Released (2.3.0-6ubuntu0.5)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (2.2.0-11.1ubuntu1.6)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (2.2.0-10ubuntu2.6)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/eec0dba242bedd2778c973ae4af112107b33d9c9