CVE-2009-4027

Race condition in the mac80211 subsystem in the Linux kernel before
2.6.32-rc8-next-20091201 allows remote attackers to cause a denial of
service (system crash) via a Delete Block ACK (aka DELBA) packet that
triggers a certain state change in the absence of an aggregation session.

Bugs

• <https://bugzilla.redhat.com/show_bug.cgi?id=541149&gt;