PublicDateAtUSN: 2021-04-01 14:15:00 UTC
Candidate: CVE-2021-20296
PublicDate: 2021-04-01 14:15:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20296
 https://ubuntu.com/security/notices/USN-4996-1
 https://ubuntu.com/security/notices/USN-4996-2
Description:
 A flaw was found in OpenEXR in versions before 3.0.0-beta. A crafted input
 file supplied by an attacker, that is processed by the Dwa decompression
 functionality of OpenEXR's IlmImf library, could cause a NULL pointer
 dereference. The highest threat from this vulnerability is to system
 availability.
Ubuntu-Description:
Notes:
Mitigation:
Bugs:
 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24854
 https://bugzilla.redhat.com/show_bug.cgi?id=1939141
Priority: low
Discovered-by:
Assigned-to:
CVSS:
 nvd: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L [5.3 MEDIUM]


Patches_openexr:
 upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/b0c63c0b96eb9b0d3998f603e12f9f414fb0d44a
upstream_openexr: released (2.5.4-1)
precise/esm_openexr: DNE
trusty_openexr: ignored (out of standard support)
trusty/esm_openexr: DNE
xenial_openexr: ignored (end of standard support, was needed)
esm-infra/xenial_openexr: released (2.2.0-10ubuntu2.6+esm1)
bionic_openexr: released (2.2.0-11.1ubuntu1.7)
focal_openexr: needed
groovy_openexr: ignored (reached end-of-life)
hirsute_openexr: not-affected (2.5.4-1)
impish_openexr: not-affected (2.5.4-2)
jammy_openexr: not-affected (2.5.7-1)
devel_openexr: not-affected (2.5.7-1)