{"id":"CVE-2020-29373","details":"An issue was discovered in fs/io_uring.c in the Linux kernel before 5.6. It unsafely handles the root directory during path lookups, and thus a process inside a mount namespace can escape to unintended filesystem locations, aka CID-ff002b30181d.","modified":"2026-03-13T00:40:22.644442Z","published":"2020-11-28T07:15:11.803Z","related":["SUSE-SU-2021:0096-1","SUSE-SU-2021:0108-1","SUSE-SU-2021:0117-1","SUSE-SU-2021:0359-1","SUSE-SU-2021:0362-1","SUSE-SU-2021:0367-1","SUSE-SU-2021:0869-1","openSUSE-SU-2021:0060-1","openSUSE-SU-2021:0242-1"],"references":[{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6"},{"type":"REPORT","url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=2011"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ff002b30181d30cdfbca316dadd099c3ca0d739c"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-29373.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.6"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N"}]}