CVE-2026-42798

Impact

Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.

Affected products

Versions were read from the advisory text. No structured product data has been published for this record yet.

Weakness classification

References

• NVD record
• CVE.org record
• https://github.com/mm2/Little-CMS/commit/6a686019825a89b715d16671f18d049523354176
• https://github.com/mm2/Little-CMS/compare/lcms2.18...lcms2.19
• https://www.openwall.com/lists/oss-security/2026/04/30/8