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.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
Low
Affected products
References
- PATCHhttps://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0
- PATCHhttps://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc
- MAILING_LISThttps://www.openwall.com/lists/oss-security/2026/04/17/16
- VENDOR_ADVISORYhttps://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq
- MISChttps://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/
Updated 13m ago · 2 sources