PT-2026-41701 · Julia · Littlecms Jll

Published 2026-05-08 · Updated 2026-05-08

OSV

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

Related Identifiers

JLSEC-2026-491

Affected Products

Littlecms Jll

References · 7

• https://osv.dev/vulnerability/JLSEC-2026-491 · Vendor Advisory
• https://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc · Note
• https://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq · Note
• https://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0 · Note
• https://lists.debian.org/debian-lts-announce/2026/05/msg00014.html · Note
• https://openwall.com/lists/oss-security/2026/04/17/16 · Note
• https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow · Note