CVE-2026-64570

Linux Kernel: Mehrere Schwachstellen

Debian Linux, Amazon Linux 2, Red Hat Enterprise Linux, RESF Rocky Linux, SUSE Linux, SUSE openSUSE, Ubuntu Linux…

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix fils_discovery double free on alloc failure ieee80211_set_fils_discovery() calls kfree_rcu() on the old template before allocating the replacement. If the kzalloc() then fails, it returns -ENOMEM while link->u.ap.fils_discovery still points at the object already queued for freeing. A later update or AP teardown (ieee80211_stop_ap()) re-queues that same rcu_head; the second free is caught…

5. Aug 2026

Ausgewertete Quellen

• Ubuntu
  USN-9066-1: Linux kernel (HWE) vulnerabilities
• CERT-Bund
  WID-SEC-2026-2659
• NVD
  CVE-2026-64570