CVE-2021-23169 — Out-of-bounds Write in Openexr

CWE-787 — Out-of-bounds WriteCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer5 documents5 sources
Severity
8.8HIGHNVD
EPSS
0.2%
top 59.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
OpenexrDebian OpenexrFedoraproject Fedora
Timeline
PublishedJun 8
Latest updateMay 24

Description

A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3.0.1. An attacker could use this flaw to execute arbitrary code with the permissions of the user running the application compiled against OpenEXR.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/openexr< openexr 2.5.4-2 (bookworm)
▶NVDopenexr/openexr< 3.0.1
▶Debianopenexr/openexr< 2.5.4-2+3
▶CVEListV5openexr/openexrOpenEXR 3.0.1

Also affects: Fedora 33, 34

🔴Vulnerability Details

2
GHSA
GHSA-f3pg-chcp-5ff8: A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3↗2022-05-24
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OSV
CVE-2021-23169: A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3↗2021-06-08
▶

📋Vendor Advisories

2
Red Hat
OpenEXR: Heap-buffer-overflow in Imf_2_5::copyIntoFrameBuffer↗2021-03-17
▶
Debian
CVE-2021-23169: openexr - A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR ...↗2021
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