{"action":"Upgrade linux to 6.19.10-1 or later.","affected":[{"fixed":"6.19.10-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.19.10-1"],"id":"tcs_01M5NS5HHVAC71WN1FJ2NJCQCW","modified_at":"2026-10-01T03:03:05.459710511Z","published_at":"2026-05-08T15:16:58.263Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-43455","https://security-tracker.debian.org/tracker/CVE-2026-43455"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-43455#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-43455"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: mctp: route: hold key->lock in mctp_flow_prepare_output() mctp_flow_prepare_output() checks key->dev and may call mctp_dev_set_key()"}