CVE-2021-3476

EUVD-2021-26798
A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affecting application availability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 76%
Affected Products (NVD)
VendorProductVersion
openexropenexr
𝑥
< 2.4.3
openexropenexr
2.5.0 ≤
𝑥
< 2.5.4
debiandebian_linux
9.0
debiandebian_linux
10.0
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
Fixed 2.2.0-11.1ubuntu1.6
released
focal
Fixed 2.3.0-6ubuntu0.5
released
groovy
Fixed 2.5.3-2ubuntu0.2
released
hirsute
not-affected
impish
not-affected
jammy
not-affected
trusty
dne
xenial
Fixed 2.2.0-10ubuntu2.6
released