CVE-2021-45942 — Out-of-bounds Write in Openexr

CWE-787 — Out-of-bounds Write5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 67.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
OpenexrDebian OpenexrDebian Linux+1 more
Timeline
PublishedJan 1
Latest updateJan 2

Description

OpenEXR 3.1.x before 3.1.4 has a heap-based buffer overflow in Imf_3_1::LineCompositeTask::execute (called from IlmThread_3_1::NullThreadPoolProvider::addTask and IlmThread_3_1::ThreadPool::addGlobalTask). NOTE: db217f2 may be inapplicable.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/openexr< openexr 3.1.5-2 (bookworm)
▶NVDopenexr/openexr3.1.0 — 3.1.4
▶Debianopenexr/openexr< 2.5.4-2+deb11u1+3

Also affects: Debian Linux 10.0, 11.0, Fedora 34, 35, 36

Patches

Patch: bugs.chromium.org ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-68rw-m3hm-pqp8: OpenEXR 3↗2022-01-02
▶
OSV
CVE-2021-45942: OpenEXR 3↗2022-01-01
▶

📋Vendor Advisories

2
Red Hat
OpenEXR: heap-based buffer overflow in Imf_3_1:LineCompositeTask:execute↗2022-01-01
▶
Debian
CVE-2021-45942: openexr - OpenEXR 3.1.x before 3.1.4 has a heap-based buffer overflow in Imf_3_1::LineComp...↗2021
▶