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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.

PUBLISHED Reserved 2026-04-18 | Published 2026-04-18 | Updated 2026-05-07 | Assigner mitre




MEDIUM: 4.0CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

Problem types

CWE-696 Incorrect Behavior Order

Product status

Default status
unknown

Any version
affected

References

lists.debian.org/debian-lts-announce/2026/05/msg00014.html

github.com/...ommit/da6110b1d14abc394633a388209abd5ebedd7ab0

github.com/...ommit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc

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

github.com/...le-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq

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

cve.org (CVE-2026-41254)

nvd.nist.gov (CVE-2026-41254)

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