{"id":"USN-8531-1","summary":"libexif vulnerabilities","details":"It was discovered that libexif had an integer overflow in its MakerNote\ndecoder when called with a zero-length buffer. An attacker could possibly\nuse this issue to cause a denial of service or obtain sensitive\ninformation. (CVE-2026-32775)\n\nIt was discovered that libexif had an integer overflow in its Nikon\nMakerNote handler on 32-bit systems. A local attacker could possibly use\nthis issue to cause a denial of service or obtain sensitive information.\n(CVE-2026-40385)\n\nIt was discovered that libexif had an integer underflow in its size\nchecking for Fuji and Olympus MakerNote decoding. An attacker could\npossibly use this issue to cause a denial of service or obtain sensitive\ninformation. (CVE-2026-40386)","modified":"2026-07-13T20:44:41.789481778Z","published":"2026-07-13T12:15:07Z","related":["UBUNTU-CVE-2026-32775","UBUNTU-CVE-2026-40385","UBUNTU-CVE-2026-40386"],"upstream":["CVE-2026-32775","CVE-2026-40385","CVE-2026-40386","UBUNTU-CVE-2026-32775","UBUNTU-CVE-2026-40385","UBUNTU-CVE-2026-40386"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8531-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-32775"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-40385"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-40386"}],"affected":[{"package":{"name":"libexif","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libexif?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.24-1ubuntu0.22.04.1"}]}],"versions":["0.6.22-3","0.6.22-3build1","0.6.23-1","0.6.24-1","0.6.24-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.6.24-1ubuntu0.22.04.1","binary_name":"libexif12"}]},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-32775"},{"id":"CVE-2026-40385","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-40386","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8531-1.json"}},{"package":{"name":"libexif","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/libexif?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.24-1ubuntu0.24.04.1"}]}],"versions":["0.6.24-1build1","0.6.24-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"libexif12","binary_version":"0.6.24-1ubuntu0.24.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8531-1.json","cves_map":{"cves":[{"id":"CVE-2026-32775","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2026-40385","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-40386","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:24.04:LTS"}}},{"package":{"name":"libexif","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/libexif?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.25-2ubuntu0.1"}]}],"versions":["0.6.25-1","0.6.25-1build1","0.6.25-2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.6.25-2ubuntu0.1","binary_name":"libexif12"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"id":"CVE-2026-32775","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"score":"low","type":"Ubuntu"}]},{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-40385"},{"id":"CVE-2026-40386","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8531-1.json"}}],"schema_version":"1.7.5"}