CVE-2026-53000 netfilter: nat: use kfree_rcu to release ops

In the Linux kernel, the following vulnerability has been resolved: netfilter: nat: use kfreercu to release ops Florian Westphal says: "Historically this is not an issue, even for normal base hooks: the data path doesn't use the original nfhookops that are used to register the callbacks. However,...

CVE-2026-53000: Release of Invalid Pointer or Reference

In the Linux kernel, the following vulnerability has been resolved: netfilter: nat: use kfreercu to release ops Florian Westphal says: "Historically this is not an issue, even for normal base hooks: the data path doesn't use the original nfhookops that are used to register the callbacks. However,...

PT-2026-51894

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the netfilter component of the Linux kernel, specifically within the Network Address Translation NAT subsystem. The issue stems from improper memory management when...