VulnerabilityModified
CVE-2021-20300
This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow.
MEDIUM 5.5EPSS 0.89%
Does this matter?
Lower severity and a low EPSS score (0.89%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 0.89% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- openexr/openexr · debian/debian linux
- Source
- secalert@redhat.com
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939153Issue Tracking, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/836Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing List, Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939153Issue Tracking, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/836Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.