CVE-2026-40386 — In libexif through 0.6.25, an integer underflow in size
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CVE-2026-40386 — 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.
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-40386 | vulnerability | CVE-2026-40386 |
| CWE-191 | weakness | CWE-191 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 12, 2026 at 22:16 UTC |
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