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DEBIAN-CVE-2026-40386

Type: advisorySource: OSV1 source record

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.

Announced Group revision 1
Original source ↗

DEBIAN-CVE-2026-40386

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-40386

libexif

Source reference: /affected/0/package/name

Affected versions
0.6.24-1

Source reference: /affected/0/versions

Fixed versions
0.6.24-1+deb12u1

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

libexif

Source reference: /affected/1/package/name

Affected versions
0.6.25-1

Source reference: /affected/1/versions

Fixed versions
0.6.25-1+deb13u1

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

libexif

Source reference: /affected/2/package/name

Affected versions
0.6.25-1

Source reference: /affected/2/versions

0.6.25-2

Source reference: /affected/2/versions

Fixed versions
0.6.26-1

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0.6.24-1+deb12u1"
          }
        ]
      }
    ],
    "package": {
      "name": "libexif",
      "purl": "pkg:deb/debian/libexif?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "0.6.24-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0.6.25-1+deb13u1"
          }
        ]
      }
    ],
    "package": {
      "name": "libexif",
      "purl": "pkg:deb/debian/libexif?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "0.6.25-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0.6.26-1"
          }
        ]
      }
    ],
    "package": {
      "name": "libexif",
      "purl": "pkg:deb/debian/libexif?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "0.6.25-1",
      "0.6.25-2"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#57664 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. DEBIAN-CVE-2026-40386 · Revision 1Source updated