{"id":"USN-4297-1","summary":"runc vulnerabilities","details":"It was discovered that runC incorrectly checked mount targets. An attacker\nwith a malicious container image could possibly mount over the /proc\ndirectory and escalate privileges. This issue only affected Ubuntu 18.04\nLTS. (CVE-2019-16884)\n\nIt was discovered that runC incorrectly performed access control. An\nattacker could possibly use this issue to escalate privileges.\n(CVE-2019-19921)\n","modified":"2026-02-10T04:41:47Z","published":"2020-03-09T15:21:21Z","related":["UBUNTU-CVE-2019-16884","UBUNTU-CVE-2019-19921"],"upstream":["CVE-2019-16884","CVE-2019-19921","UBUNTU-CVE-2019-16884","UBUNTU-CVE-2019-19921"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4297-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-16884"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19921"}],"affected":[{"package":{"name":"runc","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/runc@1.0.0~rc10-0ubuntu1~18.04.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0~rc10-0ubuntu1~18.04.2"}]}],"versions":["1.0.0~rc2+docker1.13.1-0ubuntu1","1.0.0~rc4+dfsg1-2","1.0.0~rc4+dfsg1-6","1.0.0~rc4+dfsg1-6ubuntu0.18.04.1","1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.1","1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.2","1.0.0~rc10-0ubuntu1~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-github-opencontainers-runc-dev","binary_version":"1.0.0~rc10-0ubuntu1~18.04.2"},{"binary_name":"runc","binary_version":"1.0.0~rc10-0ubuntu1~18.04.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2019-16884","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-19921","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4297-1.json"}}],"schema_version":"1.7.3"}