{"id":"USN-8479-1","summary":"libheif vulnerabilities","details":"It was discovered that libheif incorrectly handled certain crafted HEIF\nfiles. An attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. (CVE-2026-47178)\n\nIt was discovered that libheif incorrectly validated offsets when\ndecoding certain crafted HEIF files. An attacker could possibly use this\nissue to cause a denial of service. This issue only affected Ubuntu 26.04\nLTS. (CVE-2026-49271)","modified":"2026-07-29T10:18:46.496641999Z","published":"2026-06-29T15:54:22Z","related":["UBUNTU-CVE-2026-47178","UBUNTU-CVE-2026-49271"],"upstream":["UBUNTU-CVE-2026-47178","UBUNTU-CVE-2026-49271"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8479-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-47178"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-49271"}],"affected":[{"package":{"name":"libheif","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/libheif?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.2-1ubuntu0.5"}]}],"versions":["1.19.7-1","1.19.8-1","1.20.2-1","1.20.2-1ubuntu0.1","1.20.2-1ubuntu0.3","1.20.2-1ubuntu0.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"heif-gdk-pixbuf"},{"binary_name":"heif-thumbnailer","binary_version":"1.20.2-1ubuntu0.5"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"heif-view"},{"binary_name":"libheif-examples","binary_version":"1.20.2-1ubuntu0.5"},{"binary_name":"libheif-plugin-aomdec","binary_version":"1.20.2-1ubuntu0.5"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-aomenc"},{"binary_name":"libheif-plugin-dav1d","binary_version":"1.20.2-1ubuntu0.5"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-ffmpegdec"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-j2kdec"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-j2kenc"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-jpegdec"},{"binary_name":"libheif-plugin-jpegenc","binary_version":"1.20.2-1ubuntu0.5"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-kvazaar"},{"binary_name":"libheif-plugin-libde265","binary_version":"1.20.2-1ubuntu0.5"},{"binary_name":"libheif-plugin-rav1e","binary_version":"1.20.2-1ubuntu0.5"},{"binary_version":"1.20.2-1ubuntu0.5","binary_name":"libheif-plugin-svtenc"},{"binary_name":"libheif-plugin-x265","binary_version":"1.20.2-1ubuntu0.5"},{"binary_name":"libheif-plugins-all","binary_version":"1.20.2-1ubuntu0.5"},{"binary_name":"libheif1","binary_version":"1.20.2-1ubuntu0.5"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:25.10","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/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"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-47178"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8479-1.json"}},{"package":{"name":"libheif","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/libheif?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.21.2-3ubuntu0.2"}]}],"versions":["1.20.2-1","1.20.2-2","1.20.2-2build1","1.20.2-2build2","1.20.2-2ubuntu1","1.21.2-1","1.21.2-3","1.21.2-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"heif-gdk-pixbuf"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"heif-thumbnailer"},{"binary_name":"heif-view","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-examples"},{"binary_name":"libheif-plugin-aomdec","binary_version":"1.21.2-3ubuntu0.2"},{"binary_name":"libheif-plugin-aomenc","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugin-dav1d"},{"binary_name":"libheif-plugin-ffmpegdec","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugin-j2kdec"},{"binary_name":"libheif-plugin-j2kenc","binary_version":"1.21.2-3ubuntu0.2"},{"binary_name":"libheif-plugin-jpegdec","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugin-jpegenc"},{"binary_name":"libheif-plugin-kvazaar","binary_version":"1.21.2-3ubuntu0.2"},{"binary_name":"libheif-plugin-libde265","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugin-rav1e"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugin-svtenc"},{"binary_name":"libheif-plugin-x265","binary_version":"1.21.2-3ubuntu0.2"},{"binary_version":"1.21.2-3ubuntu0.2","binary_name":"libheif-plugins-all"},{"binary_name":"libheif1","binary_version":"1.21.2-3ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/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":"Ubuntu","score":"medium"}],"id":"CVE-2026-47178"},{"id":"CVE-2026-49271","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8479-1.json"}}],"schema_version":"1.7.5"}