CVE-2021-26260 — Integer Overflow or Wraparound in Openexr

CWE-190 — Integer Overflow or WraparoundCWE-191 — Integer Underflow (Wrap or Wraparound)CWE-400 — Uncontrolled Resource Consumption9 documents6 sources
Severity
5.5MEDIUMNVD
OSV5.3
EPSS
0.5%
top 32.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
OpenexrDebian OpenexrDebian Linux+1 more
Timeline
PublishedJun 8
Latest updateSep 20

Description

An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR. This is a different flaw from CVE-2021-23215.

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 Packages4 packages

▶debiandebian/openexr< openexr 2.5.7-1 (bookworm)
▶NVDopenexr/openexr< 3.0.1
▶Debianopenexr/openexr< 2.5.4-2+deb11u1+3
▶Ubuntuopenexr/openexr< 2.3.0-6ubuntu0.5+esm1+1

Also affects: Debian Linux 10.0, 11.0, 9.0, Fedora 33

Patches

Patch: bugzilla.redhat.com ↗Patch: bugzilla.redhat.com ↗

🔴Vulnerability Details

3
OSV
openexr vulnerabilities↗2022-09-20
▶
GHSA
GHSA-mr39-xfw3-r82c: An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3↗2022-05-24
▶
OSV
CVE-2021-26260: An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3↗2021-06-08
▶

📋Vendor Advisories

5
Ubuntu
OpenEXR vulnerabilities↗2022-09-20
▶
Ubuntu
OpenEXR vulnerabilities↗2021-06-22
▶
Ubuntu
OpenEXR vulnerabilities↗2021-06-22
▶
Red Hat
OpenEXR: Integer-overflow in Imf_2_5::DwaCompressor::initializeBuffers↗2021-03-17
▶
Debian
CVE-2021-26260: openexr - An integer overflow leading to a heap-buffer overflow was found in the DwaCompre...↗2021
▶