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Vulnerability · Published Dec 23, 2022 · Assigned by talos

CVE-2022-43594

Medium 5.9

In plain English

A medium-severity null pointer dereference in OpenImageIO from OpenImageIO Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)1.3%top 28.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Multiple denial of service vulnerabilities exist in the image output closing functionality of OpenImageIO Project OpenImageIO v2.4.4.2. Specially crafted ImageOutput Objects can lead to multiple null pointer dereferences. An attacker can provide malicious multiple inputs to trigger these vulnerabilities.This vulnerability applies to writing .bmp files.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12openimageio2.4.7.1+dfsg-2DEBIAN-CVE-2022-43594
Debian:13openimageio2.4.7.1+dfsg-2DEBIAN-CVE-2022-43594
Debian:14openimageio2.4.7.1+dfsg-2DEBIAN-CVE-2022-43594
Ubuntu:22.04:LTSopenimageiono fix listedUBUNTU-CVE-2022-43594
Ubuntu:25.10openimageiono fix listedUBUNTU-CVE-2022-43594
Ubuntu:26.10openimageiono fix listedUBUNTU-CVE-2022-43594

Affected products (as reported)

VendorProductVersions
OpenImageIO Project OpenImageIO v2.4.4.2

Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References