CVE-2026-97998 netfilter: nfnetlink_log: cope with concurrent instance destruction

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinklog: cope with concurrent instance destruction Instances are refcounted. However, only memory release happens on the 1 - 0 transition; the unlink from hashes can occur with any refcount. Uncooperative userspac...

CVE-2026-97998 netfilter: nfnetlink_log: cope with concurrent instance destruction

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinklog: cope with concurrent instance destruction Instances are refcounted. However, only memory release happens on the 1 - 0 transition; the unlink from hashes can occur with any refcount. Uncooperative userspac...

CVE-2026-97998

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinklog: cope with concurrent instance destruction Instances are refcounted. However, only memory release happens on the 1 - 0 transition; the unlink from hashes can occur with any refcount. Uncooperative userspac...

EUVD-2011-2615

Malware in sbrugna...

kernel: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()

A flaw was found in the Linux kernel's netfilter component, specifically within the nfnetlinkqueue module. A local attacker with low privileges could trigger a race condition by calling nfreinject without the required rcureadlock in the instancedestroyrcu function. This could lead to suspicious R...