libexif: libexif: Denial of Service and information disclosure via integer underflow in MakerNote decoding

A flaw was found in libexif. An integer underflow vulnerability in the size checking mechanism for Fuji and Olympus MakerNote decoding could allow attackers to exploit programs using libexif. This could lead to a Denial of Service DoS by crashing the program or result in information disclosure,...

AlmaLinux 10 : libexif (ALSA-2026:22529)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:22529 advisory. libexif: libexif: Denial of Service and information disclosure via integer underflow in MakerNote decoding CVE-2026-40386 Tenable has extracted the preceding...

MGASA-2026-0112 Updated libexif packages fix security vulnerabilities

CVE-2026-32775: libexif through 0.6.25 has a flaw in decoding MakerNotes. If the exifmnotedatagetvalue function gets passed in a 0 size, the passed in-buffer would be overwritten due to an integer underflow. CVE-2026-40385: In libexif through 0.6.25, an unsigned 32bit integer overflow in Nikon...

Integer Underflow (Wrap or Wraparound)

Overview Affected versions of this package are vulnerable to Integer Underflow Wrap or Wraparound via the MakerNote decoding process for Fuji and Olympus cameras. An attacker can cause a crash or leak information by providing specially crafted image files. Remediation Upgrade libexif to version...