CVE-2021-20304

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
Affected Products (NVD)
VendorProductVersion
openexropenexr
𝑥
≤ 2.5.7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
openexr
bookworm
3.1.5-5
fixed
bullseye
2.5.4-2+deb11u1
fixed
bullseye (security)
2.5.4-2+deb11u1
fixed
sid
3.1.5-5.1
fixed
trixie
3.1.5-5.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
openexr
bionic
needs-triage
focal
needs-triage
groovy
ignored
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libIlmImf-2_2-23
suse enterprise desktop 15 SP2
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP3
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP4
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP5
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP6
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP7
2.2.1-3.35.1
fixed
suse enterprise sap 15
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP1
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP2
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP3
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP4
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP5
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP6
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP7
2.2.1-3.35.1
fixed
suse enterprise server 15
2.2.1-3.35.1
fixed
suse enterprise server 15 SP1
2.2.1-3.35.1
fixed
suse enterprise server 15 SP2
2.2.1-3.35.1
fixed
suse enterprise server 15 SP3
2.2.1-3.35.1
fixed
suse enterprise server 15 SP4
2.2.1-3.35.1
fixed
suse enterprise server 15 SP5
2.2.1-3.35.1
fixed
suse enterprise server 15 SP6
2.2.1-3.35.1
fixed
suse enterprise server 15 SP7
2.2.1-3.35.1
fixed
libIlmImf-Imf_2_1-21
suse enterprise sap 12 SP3
2.1.0-6.37.1
fixed
suse enterprise sap 12 SP4
2.1.0-6.37.1
fixed
suse enterprise sap 12 SP5
2.1.0-6.37.1
fixed
suse enterprise server 12 SP2
2.1.0-6.37.1
fixed
suse enterprise server 12 SP3
2.1.0-6.37.1
fixed
suse enterprise server 12 SP4
2.1.0-6.37.1
fixed
suse enterprise server 12 SP5
2.1.0-6.37.1
fixed
libIlmImfUtil-2_2-23
suse enterprise desktop 15 SP2
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP3
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP4
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP5
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP6
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP7
2.2.1-3.35.1
fixed
suse enterprise sap 15
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP1
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP2
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP3
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP4
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP5
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP6
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP7
2.2.1-3.35.1
fixed
suse enterprise server 15
2.2.1-3.35.1
fixed
suse enterprise server 15 SP1
2.2.1-3.35.1
fixed
suse enterprise server 15 SP2
2.2.1-3.35.1
fixed
suse enterprise server 15 SP3
2.2.1-3.35.1
fixed
suse enterprise server 15 SP4
2.2.1-3.35.1
fixed
suse enterprise server 15 SP5
2.2.1-3.35.1
fixed
suse enterprise server 15 SP6
2.2.1-3.35.1
fixed
suse enterprise server 15 SP7
2.2.1-3.35.1
fixed
openexr
suse enterprise sap 12 SP3
2.1.0-6.37.1
fixed
suse enterprise sap 12 SP4
2.1.0-6.37.1
fixed
suse enterprise sap 12 SP5
2.1.0-6.37.1
fixed
suse enterprise server 12 SP2
2.1.0-6.37.1
fixed
suse enterprise server 12 SP3
2.1.0-6.37.1
fixed
suse enterprise server 12 SP4
2.1.0-6.37.1
fixed
suse enterprise server 12 SP5
2.1.0-6.37.1
fixed
openexr-devel
suse enterprise desktop 15 SP2
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP3
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP4
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP5
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP6
2.2.1-3.35.1
fixed
suse enterprise desktop 15 SP7
2.2.1-3.35.1
fixed
suse enterprise sap 15
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP1
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP2
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP3
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP4
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP5
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP6
2.2.1-3.35.1
fixed
suse enterprise sap 15 SP7
2.2.1-3.35.1
fixed
suse enterprise server 15
2.2.1-3.35.1
fixed
suse enterprise server 15 SP1
2.2.1-3.35.1
fixed
suse enterprise server 15 SP2
2.2.1-3.35.1
fixed
suse enterprise server 15 SP3
2.2.1-3.35.1
fixed
suse enterprise server 15 SP4
2.2.1-3.35.1
fixed
suse enterprise server 15 SP5
2.2.1-3.35.1
fixed
suse enterprise server 15 SP6
2.2.1-3.35.1
fixed
suse enterprise server 15 SP7
2.2.1-3.35.1
fixed
Common Weakness Enumeration
References
https://access.redhat.com/security/cve/CVE-2021-20304
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229
https://bugzilla.redhat.com/show_bug.cgi?id=1939157
https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e
https://github.com/AcademySoftwareFoundation/openexr/pull/849
https://security.gentoo.org/glsa/202210-31
https://access.redhat.com/security/cve/CVE-2021-20304
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229
https://bugzilla.redhat.com/show_bug.cgi?id=1939157
https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e
https://github.com/AcademySoftwareFoundation/openexr/pull/849
https://security.gentoo.org/glsa/202210-31