Vulnerabilities > CVE-2021-20300
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. The highest threat from this vulnerability is to system availability.
Vulnerable Configurations
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562
- https://bugzilla.redhat.com/show_bug.cgi?id=1939153
- https://bugzilla.redhat.com/show_bug.cgi?id=1939153
- https://github.com/AcademySoftwareFoundation/openexr/pull/836
- https://github.com/AcademySoftwareFoundation/openexr/pull/836
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html