CVE-2026-41254

medium

Description

Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.

References

https://www.openwall.com/lists/oss-security/2026/04/17/16

https://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq

https://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc

https://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0

https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/

Details

Source: Mitre, NVD

Published: 2026-04-18

Updated: 2026-04-18

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:L/AC:H/Au:N/C:P/I:N/A:P

Severity: Low

CVSS v3

Base Score: 4

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

Severity: Medium