{"id":"CVE-2020-12655","details":"An issue was discovered in xfs_agf_verify in fs/xfs/libxfs/xfs_alloc.c in the Linux kernel through 5.6.10. Attackers may trigger a sync of excessive duration via an XFS v5 image with crafted metadata, aka CID-d0c7feaf8767.","modified":"2026-03-15T22:33:09.032996Z","published":"2020-05-05T06:15:11.090Z","related":["ALSA-2020:4431","SUSE-SU-2020:1587-1","SUSE-SU-2020:1599-1","SUSE-SU-2020:1602-1","SUSE-SU-2020:1603-1","SUSE-SU-2020:1604-1","SUSE-SU-2020:1605-1","SUSE-SU-2020:1663-1","SUSE-SU-2020:2156-1","SUSE-SU-2020:2478-1","SUSE-SU-2020:2487-1","SUSE-SU-2021:3929-1","SUSE-SU-2021:3935-1","openSUSE-SU-2020:0801-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZ2X3TM6RGRUS3KZAS26IJO5XGU7TBBR/"},{"type":"WEB","url":"https://usn.ubuntu.com/4465-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4483-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4485-1/"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ES5C6ZCMALBEBMKNNCTBSLLSYGFZG3FF/"},{"type":"WEB","url":"https://lore.kernel.org/linux-xfs/20200221153803.GP9506%40magnolia/"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IO5XIQSRI747P4RVVTNX7TUPEOCF4OPU/"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200608-0001/"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/d0c7feaf87678371c2c09b3709400be416b2dc62"},{"type":"FIX","url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0c7feaf87678371c2c09b3709400be416b2dc62"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"5.6.10"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12655.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}