CVE-2022-38143

Name: CVE-2022-38143
Creator: NVD / NIST
Published: 2022-12-22T22:15:13.757+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.42%

Last modified Jun 17, 2026

CVE-2022-38143 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A heap out-of-bounds write vulnerability exists in the way OpenImageIO v2.3.19.0 processes RLE encoded BMP images. A specially-crafted bmp file can write to arbitrary out of bounds memory, which can lead to arbitrary code execution. EPSS estimates a 1.42% chance of exploitation in the next 30 days.

Description

A heap out-of-bounds write vulnerability exists in the way OpenImageIO v2.3.19.0 processes RLE encoded BMP images. A specially-crafted bmp file can write to arbitrary out of bounds memory, which can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.42%

69.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openimageio	Openimageio	2.3.19.0

References

https://security.gentoo.org/glsa/202305-33Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1630Exploit, Third Party Advisory
https://security.gentoo.org/glsa/202305-33Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1630Exploit, Third Party Advisory

Timeline

Published: Dec 22, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-38143?

How severe is CVE-2022-38143?

CVE-2022-38143 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.

How do I fix CVE-2022-38143?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-38143?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST