Disclosure summary
In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be used by attackers to crash or leak information out of libexif-using programs.
Source-reported weakness categories
CWE-191
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
In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be used by attackers to crash or leak information out of libexif-using programs.
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 libexif 0.6.24-2 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | azl3 libexif 0.6.24-3 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 libexif 0.6.24-2 on CBL Mariner 2.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 libexif 0.6.24-2 on CBL-Mariner 2.0 | (MSRC status code 3) |
Vendor remediation references
- CBL-Mariner Releases · build 0.6.24-3 · product IDs 21198-17084, 21283-17084, 21131-17086
- Vendor guidance · product IDs 21198-17084, 21283-17084, 21131-17086
- Release Notes · build 0.6.24-3 · product IDs 21131-21692
- Vendor guidance · product IDs 21131-21692
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2026-04-13T21:01:20-04:00
MODIFIED 2026-09-24T22:46:03-04:00
INGESTED 2026-10-08T12:45:03-04:00