{"id":"USN-9008-1","summary":"libnfs vulnerability","details":"It was discovered that libnfs did not properly enforce the maximum\nsize bound during ZDR decoding, resulting in an out-of-bounds write.\nAn attacker could possibly use this issue to cause libnfs to crash,\nresulting in a denial of service, or execute arbitrary code.","modified":"2026-11-10T02:58:35.806527797Z","published":"2026-11-09T13:29:36Z","related":["UBUNTU-CVE-2026-108985"],"upstream":["CVE-2026-108985","UBUNTU-CVE-2026-108985"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-9008-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-108985"}],"affected":[{"package":{"name":"libnfs","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libnfs?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-1ubuntu0.2"}]}],"versions":["4.0.0-1","4.0.0-1build1","4.0.0-1build2","4.0.0-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"4.0.0-1ubuntu0.2","binary_name":"libnfs-utils"},{"binary_name":"libnfs13","binary_version":"4.0.0-1ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-108985"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9008-1.json"}},{"package":{"name":"libnfs","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/libnfs?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu0.24.04.2"}]}],"versions":["4.0.0-1build2","5.0.2-1","5.0.2-1build1","5.0.2-1ubuntu0.24.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libnfs-utils","binary_version":"5.0.2-1ubuntu0.24.04.2"},{"binary_name":"libnfs14","binary_version":"5.0.2-1ubuntu0.24.04.2"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"id":"CVE-2026-108985","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9008-1.json"}},{"package":{"name":"libnfs","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/libnfs?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu3.1"}]}],"versions":["5.0.2-1ubuntu1","5.0.2-1ubuntu2","5.0.2-1ubuntu3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libnfs-utils","binary_version":"5.0.2-1ubuntu3.1"},{"binary_name":"libnfs14","binary_version":"5.0.2-1ubuntu3.1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2026-108985","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:26.10"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9008-1.json"}},{"package":{"name":"libnfs","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/libnfs?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.2-1ubuntu1.2"}]}],"versions":["5.0.2-1build1","5.0.2-1build2","5.0.2-1ubuntu1","5.0.2-1ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.0.2-1ubuntu1.2","binary_name":"libnfs-utils"},{"binary_version":"5.0.2-1ubuntu1.2","binary_name":"libnfs14"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9008-1.json","cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"id":"CVE-2026-108985","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]}}}],"schema_version":"1.9.2"}