CVE-2023-5841

Name: CVE-2023-5841
Creator: NVD / NIST
Published: 2024-02-01T19:15:08.097+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 1.25%

Last modified Jun 17, 2026

CVE-2023-5841 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Due to a failure in validating the number of scanline samples of a OpenEXR file containing deep scanline data, Academy Software Foundation OpenEX image parsing library version 3.2.1 and prior is susceptible to a heap-based buffer overflow vulnerability. This issue was resolved as of versions v3.2.2 and v3.1.12 of the affected library.. EPSS estimates a 1.25% chance of exploitation in the next 30 days.

Description

Due to a failure in validating the number of scanline samples of a OpenEXR file containing deep scanline data, Academy Software Foundation OpenEX image parsing library version 3.2.1 and prior is susceptible to a heap-based buffer overflow vulnerability. This issue was resolved as of versions v3.2.2 and v3.1.12 of the affected library.

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

1.25%

65.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openexr	Openexr	<= 3.2.1

References

Timeline

Published: Feb 1, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-5841?

How severe is CVE-2023-5841?

CVE-2023-5841 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.25% probability of exploitation in the next 30 days.

How do I fix CVE-2023-5841?

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-2023-5841?

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

Scan your code now

Source: NVD / NIST