CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
60.7%
A flaw was found in OpenEXR’s hufDecode functionality. This flaw allows an attacker who can pass a crafted file to be processed by OpenEXR, to trigger an undefined right shift error. The highest threat from this vulnerability is to system availability.
access.redhat.com/security/cve/CVE-2021-20304
bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229
bugzilla.redhat.com/show_bug.cgi?id=1939157
github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e
github.com/AcademySoftwareFoundation/openexr/pull/849
security.gentoo.org/glsa/202210-31