CVE-2026-41254

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Summary

CVECVE-2026-41254
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-18 07:16:10 UTC
Updated2026-04-22 18:34:23 UTC
DescriptionLittle CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.000170000 probability, percentile 0.044340000 (date 2026-04-22)

Problem Types: CWE-696 | CWE-190 | CWE-696 CWE-696 Incorrect Behavior Order

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1[email protected]Secondary4MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
3.1CNACVSS4MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Littlecms Little Cms All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Littlecms Little Cms Color Engine affected 2.18 custom Not specified

References

ReferenceSourceLinkTags
www.openwall.com/lists/oss-security/2026/04/17/16 [email protected] www.openwall.com Mailing List, Third Party Advisory
github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0 [email protected] github.com Patch
github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq [email protected] github.com Broken Link
abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow [email protected] abhinavagarwal07.github.io Exploit, Third Party Advisory
github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc [email protected] github.com Patch
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