CVE-2021-20298

A flaw was found in OpenEXR's B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.

CVSS v3.0 7.5 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97	Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913	Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1939156	Issue Tracking Third Party Advisory
https://access.redhat.com/security/cve/CVE-2021-20298	Third Party Advisory
https://github.com/AcademySoftwareFoundation/openexr/pull/843	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Information

Published : 2022-08-23 09:15

Updated : 2022-12-12 18:24

NVD link : CVE-2021-20298

Mitre link : CVE-2021-20298

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

debian

debian_linux

openexr

openexr

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