CVE-2026-56365
Public on 2026-06-30
Modified on 2026-09-10
Description
ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG images. Attackers can trigger the encoder failure condition to exhaust memory resources and cause denial of service.
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | ImageMagick | 2026-09-28 | ALAS2-2026-3939 | Fixed |
| Amazon Linux 2023 | ImageMagick | 2026-09-29 | ALAS2023-2026-3115 | Fixed |
| Amazon Linux 2027 Preview | ImageMagick | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVD | CVSSv3 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |