CVE-2026-53349

CVE-2026-53349 concerns the Linux kernel netfilter nf_conntrack component where a stale exp->expectfn pointer can survive module removal (e.g., nf_nat_h323) and be invoked later, causing a crash (Oops) in init_conntrack when a connection arrives. The fix adds nf_ct_helper_expectfn_destroy() to...