Published: 01/04/2021 Updated: 13/12/2022

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

A flaw was found in OpenEXR in versions prior to 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.

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openexr openexr
debian debian linux 9.0
debian debian linux 10.0

Debian Bug report logs - #986796 CVE-2021-20296 CVE-2021-3474 CVE-2021-3475 CVE-2021-3476 CVE-2021-3477 CVE-2021-3478 CVE-2021-3479 Package: openexr; Maintainer for openexr is Debian PhotoTools Maintainers <pkg-phototools-devel@listsaliothdebianorg>; Source for openexr is src:openexr (PTS, buildd, popcon) Reported by: Mor ...

A flaw was found in OpenEXR in versions before 254 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 ...

CWE-476 https://bugzilla.redhat.com/show_bug.cgi?id=1939141 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24854 https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html https://security.gentoo.org/glsa/202107-27 https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=986796 https://nvd.nist.gov https://security.archlinux.org/CVE-2021-20296

CVE-2021-20296

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