CVE-2026-41254

Summary

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

Affected Software

Weaknesses

• CWE-696: CWE-696 Incorrect Behavior Order

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

CVE Program Container

Additional References

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

References

• https://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0
• https://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc
• https://www.openwall.com/lists/oss-security/2026/04/17/16
• https://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq
• https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/

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