CVE-2026-42798

Summary

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

Affected Software

Weaknesses

• CWE-190: CWE-190 Integer Overflow or Wraparound

ADP Enrichment

CISA ADP Vulnrichment

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

References

• 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

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