Disclosure 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.
Source-reported weakness categories
CWE-696
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2026-Apr
Open original source · Updated Sep 24, 2026
Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 4
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | azl3 lcms2 2.15-2 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 lcms2 2.13.1-2 on CBL Mariner 2.0 | (MSRC status code 3) |
| Microsoft update guide | azl3 lcms2 2.15-1 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 lcms2 2.13.1-2 on CBL-Mariner 2.0 | (MSRC status code 3) |
Vendor remediation references
- CBL-Mariner Releases · build 2.15-2 · product IDs 21287-17084, 21226-17084
- Vendor guidance · product IDs 21287-17084, 21226-17084
- Release Notes · product IDs 21225-21692
- Vendor guidance · product IDs 21225-21692
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2026-04-20T21:01:24-04:00
MODIFIED 2026-09-24T21:54:01-04:00
INGESTED 2026-10-08T12:45:03-04:00