CVE-2026-93226

The Linux kernel contains a race condition in the ipv6 networking stack. The function rt6_nh_dump_exceptions() improperly uses hlist_for_each_entry() to iterate over RCU-protected exception lists . Because the caller holds rcu_read_lock() but fails to hold rt6_exception_lock, the function rt6_ins...

CVE-2026-93226: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU iterator to dump route exceptions rt6nhdumpexceptions uses hlistforeachentry to iterate over RCU-protected exception lists. The caller holds rcureadlock, but does not hold rt6exceptionlock, so rt6insertexception can...