CVE-2026-40386

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.

Affected Software

VendorProductVersion RangeStatus
libexif projectlibexif0 <= 0.6.25affected

Weaknesses

  • CWE-191: CWE-191 Integer Underflow (Wrap or Wraparound)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References