{"id":"USN-8803-1","summary":"sudo vulnerability","details":"Guannan Wang, Zhanpeng Liu, and Guancheng Li discovered that Sudo failed to\napply intercept policy checks when commands were executed under certain\ncircumstances. A local attacker permitted to run specific commands could\npossibly use this issue to bypass policy enforcement and logging, executing\nunauthorized programs.","modified":"2026-09-23T02:12:42.011162729Z","published":"2026-09-22T14:15:17Z","related":["UBUNTU-CVE-2026-82474"],"upstream":["CVE-2026-82474","UBUNTU-CVE-2026-82474"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8803-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-82474"}],"affected":[{"package":{"name":"sudo","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/sudo?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.15p5-3ubuntu5.24.04.3"}]}],"versions":["1.9.14p2-1ubuntu1","1.9.15p5-3ubuntu1","1.9.15p5-3ubuntu3","1.9.15p5-3ubuntu4","1.9.15p5-3ubuntu5","1.9.15p5-3ubuntu5.24.04.1","1.9.15p5-3ubuntu5.24.04.2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.9.15p5-3ubuntu5.24.04.3","binary_name":"libnss-sudo"},{"binary_name":"sudo","binary_version":"1.9.15p5-3ubuntu5.24.04.3"},{"binary_version":"1.9.15p5-3ubuntu5.24.04.3","binary_name":"sudo-ldap"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8803-1.json","cves_map":{"cves":[{"id":"CVE-2026-82474","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:24.04:LTS"}}},{"package":{"name":"sudo","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/sudo?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.17p2-1ubuntu3.1"}]}],"versions":["1.9.17p2-1ubuntu1","1.9.17p2-1ubuntu2","1.9.17p2-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.9.17p2-1ubuntu3.1","binary_name":"libnss-sudo"},{"binary_version":"1.9.17p2-1ubuntu3.1","binary_name":"sudo"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"id":"CVE-2026-82474","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8803-1.json"}}],"schema_version":"1.9.0"}