{"action":"Upgrade linux to 6.12.88-1 or later.","affected":[{"fixed":"6.12.88-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.88-1"],"id":"tcs_01M5NS9WTJ9WG7011MRKMW85RM","modified_at":"2026-10-01T03:03:14.680231930Z","published_at":"2026-05-27T11:16:23.020Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-45837","https://security-tracker.debian.org/tracker/CVE-2026-45837"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-45837","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-45837"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arena_vm_close on fork arena_vm_open() only bumps vml->mmap_count but never registers the child VMA in ar"}