{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M6355KMGRZ4AX248Z4A38SHN","modified_at":"2026-11-02T18:01:19.374295785Z","published_at":"2026-10-28T11:17:33.850Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-99139","https://security-tracker.debian.org/tracker/CVE-2026-99139"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-99139","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-99139"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in do_tcp_getsockopt(TCP_CONGESTION) do_tcp_getsockopt() reads icsk->icsk_ca_ops->name without holding rcu_r"}