{"action":"Upgrade linux to 5.7.6-1 or later.","affected":[{"fixed":"5.7.6-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.7.6-1"],"id":"tcs_01M5NEJ6JGVCE5YXST9M1A9C0K","modified_at":"2026-10-26T12:01:26.457121390Z","published_at":"2020-05-09T21:15:11.210Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-12771","https://security-tracker.debian.org/tracker/CVE-2020-12771"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-12771#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-12771"}],"summary":"An issue was discovered in the Linux kernel through 5.6.11. btree_gc_coalesce in drivers/md/bcache/btree.c has a deadlock if a coalescing operation fails."}