Integer Underflow The advisory has been revoked - it doesn't affect any version of package libexif  (opens in a new tab)


Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-UBUNTU1604-LIBEXIF-16062280
  • published22 Apr 2026
  • disclosed12 Apr 2026

Introduced: 12 Apr 2026

CVE-2026-40386  (opens in a new tab)
CWE-191  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:16.04.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libexif package and not the libexif package as distributed by Ubuntu.

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.