{"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_01M5NWCZPFVAREC1Q3HBVSYTTZ","modified_at":"2026-10-23T18:03:33.810484185Z","published_at":"2026-09-16T11:17:06.807Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89963","https://security-tracker.debian.org/tracker/CVE-2026-89963"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89963#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89963"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: powerpc/kexec_file: Fix null-ptr-def in extra size calculation A static Sashiko AI review identified a potential NULL pointer derefe"}