{"id":"CVE-2024-56826","title":"Openjpeg: heap buffer overflow in bin/common/color.c","summary":"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.","severity":"medium","cvss":5.6,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:H","cvssSource":"cna","cwe":["CWE-122"],"vendor":"Red Hat","product":"openjpeg","affected":["openjpeg","openjpeg2 (all versions)","openjpeg2","openjpeg","openjpeg","openjpeg2","gimp:flatpak/openjpeg2","openjpeg2"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2025-01-09T15:40:54.664195Z"},"published":"2025-01-09","updated":"2026-11-05","sourceUpdated":"2026-11-05T13:23:57.705Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-56826","references":[{"url":"https://access.redhat.com/errata/RHSA-2025:7309","label":"RHSA-2025:7309"},{"url":"https://access.redhat.com/security/cve/CVE-2024-56826"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2335172","label":"RHBZ#2335172"},{"url":"https://github.com/uclouvain/openjpeg/commit/e492644fbded4c820ca55b5e50e598d346e850e8"},{"url":"https://github.com/uclouvain/openjpeg/issues/1563"}],"tags":["cve.org"],"epss":0.00313,"epssPercentile":0.2439,"ingestedAt":"2026-11-05T21:36:00.842Z","slug":"CVE-2024-56826","body":"## Overview\n\nA 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.\n\n## Affected\n\n- `openjpeg`\n- `openjpeg2 (all versions)`\n- `openjpeg2`\n- `openjpeg`\n- `openjpeg`\n- `openjpeg2`\n- `gimp:flatpak/openjpeg2`\n- `openjpeg2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":31,"depthScoreParts":{"impact":30.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}