{"action":"Upgrade linux-6.12 to 6.12.111-1~deb12u1 or later.","affected":[{"fixed":"6.12.111-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.111-1~deb12u1"],"id":"tcs_01M5NNKTAGX15CN18YRCC6BDEM","modified_at":"2026-10-04T14:00:08.111172746Z","published_at":"2025-08-22T16:15:35.460Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-38621","https://security-tracker.debian.org/tracker/CVE-2025-38621"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-38621#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-38621"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: md: make rdev_addable usable for rcu mode Our testcase trigger panic: BUG: kernel NULL pointer dereference, address: 00000000000000e"}