{"id":"OESA-2021-1215","summary":"runc security update","details":"runc is a CLI tool for spawning and running containers according to the OCI specification.\r\n\r\nSecurity Fix(es):\r\n\r\nrunc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.(CVE-2021-30465)","modified":"2026-08-18T01:15:32.371743539Z","published":"2021-06-12T11:04:27Z","upstream":["CVE-2021-30465"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1215"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30465"}],"affected":[{"package":{"name":"runc","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/runc&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"docker-1.0.0.rc3-201.oe1"}]}],"ecosystem_specific":{"x86_64":["docker-runc-1.0.0.rc3-201.oe1.x86_64.rpm"],"aarch64":["docker-runc-1.0.0.rc3-201.oe1.aarch64.rpm"],"src":["docker-runc-1.0.0.rc3-201.oe1.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2021-1215.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}