CVE-2024-56827: Heap Overflow (CVSS 5.6)

Description

A flaw was found in the OpenJPEG project. A heap buffer overflow condition may be triggered when certain options are specified while using the opj_decompress utility. This can lead to an application crash or other undefined behavior.

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CVSS v3.1 Score

5.6

MEDIUM

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

Weakness Type (CWE)

CWE-122 CWE-122

References

Other References

https://access.redhat.com/errata/RHSA-2025:7309 https://access.redhat.com/security/cve/CVE-2024-56827 https://bugzilla.redhat.com/show_bug.cgi?id=2335174 https://github.com/uclouvain/openjpeg/commit/e492644fbded4c820ca55b5e50e598d346e850e8 https://github.com/uclouvain/openjpeg/issues/1564 https://lists.debian.org/debian-lts-announce/2025/04/msg00002.html

Frequently Asked Questions

What is CVE-2024-56827? +

A flaw was found in the OpenJPEG project. A heap buffer overflow condition may be triggered when certain options are specified while using the opj_decompress utility. This can lead to an application crash or other undefined behavior. It has a CVSS v3.1 base score of 5.6 (MEDIUM).

How severe is CVE-2024-56827? +

CVE-2024-56827 has a CVSS v3.1 score of 5.6 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2024-56827? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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