High severity7.5NVD Advisory· Published Aug 23, 2022· Updated Jun 17, 2026
CVE-2021-20304
CVE-2021-20304
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
37- osv-coords34 versionspkg:rpm/opensuse/openexr&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/openexr&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/OpenEXR&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/OpenEXR&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/openexr&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/openexr&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/openexr&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/openexr&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/openexr&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/openexr&distro=SUSE%20Manager%20Server%204.0pkg:rpm/suse/openexr&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/openexr&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/openexr&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/openexr&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.2.1-lp152.7.20.1+ 33 more
- (no CPE)range: < 2.2.1-lp152.7.20.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 1.6.1-83.17.30.1
- (no CPE)range: < 1.6.1-83.17.30.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.2.1-3.35.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
- (no CPE)range: < 2.1.0-6.37.1
Patches
Vulnerability mechanics
References
6- github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41envdPatchThird Party Advisory
- github.com/AcademySoftwareFoundation/openexr/pull/849nvdPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitMailing ListThird Party Advisory
- access.redhat.com/security/cve/CVE-2021-20304nvdThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- security.gentoo.org/glsa/202210-31nvdThird Party Advisory
News mentions
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