{"id":"UBUNTU-CVE-2022-2787","details":"Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session.","modified":"2026-04-22T13:21:01.910324Z","published":"2022-08-15T00:00:00Z","related":["USN-5584-1"],"upstream":["CVE-2022-2787"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-2787"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5584-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-2787"}],"affected":[{"package":{"name":"schroot","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/schroot@1.6.10-1ubuntu3+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.10-1ubuntu3+esm1"}]}],"versions":["1.6.10-1ubuntu2","1.6.10-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_name":"dchroot","binary_version":"1.6.10-1ubuntu3+esm1"},{"binary_name":"dchroot-dsa","binary_version":"1.6.10-1ubuntu3+esm1"},{"binary_name":"schroot","binary_version":"1.6.10-1ubuntu3+esm1"},{"binary_name":"schroot-common","binary_version":"1.6.10-1ubuntu3+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2787.json"}},{"package":{"name":"schroot","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/schroot@1.6.10-4ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.10-4ubuntu0.1"}]}],"versions":["1.6.10-4","1.6.10-4build1"],"ecosystem_specific":{"binaries":[{"binary_name":"schroot","binary_version":"1.6.10-4ubuntu0.1"},{"binary_name":"schroot-common","binary_version":"1.6.10-4ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2787.json"}},{"package":{"name":"schroot","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/schroot@1.6.10-9ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.10-9ubuntu0.1"}]}],"versions":["1.6.10-6","1.6.10-8","1.6.10-9","1.6.10-9build1"],"ecosystem_specific":{"binaries":[{"binary_name":"schroot","binary_version":"1.6.10-9ubuntu0.1"},{"binary_name":"schroot-common","binary_version":"1.6.10-9ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2787.json"}},{"package":{"name":"schroot","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/schroot@1.6.10-12ubuntu3.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.10-12ubuntu3.1"}]}],"versions":["1.6.10-12ubuntu2","1.6.10-12ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_name":"schroot","binary_version":"1.6.10-12ubuntu3.1"},{"binary_name":"schroot-common","binary_version":"1.6.10-12ubuntu3.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2787.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}