{"action":"Upgrade linux to 5.4.19-1 or later.","affected":[{"fixed":"5.4.19-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.4.19-1"],"id":"tcs_01M5NEHTGV4VEGRHRNYB5YQBDA","modified_at":"2026-10-26T12:01:33.728898991Z","published_at":"2020-05-05T05:15:11.190Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-12652","https://security-tracker.debian.org/tracker/CVE-2020-12652"],"severity":{"label":"medium","score":4.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-12652#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-12652"}],"summary":"The __mptctl_ioctl function in drivers/message/fusion/mptctl.c in the Linux kernel before 5.4.14 allows local users to hold an incorrect lock during the ioctl operation and trigger a race condition, i"}