|Bugzilla:||541149: CVE-2009-4026 CVE-2009-4027 kernel: mac80211: fix spurious delBA handling|
The MITRE CVE dictionary describes this issue as:
The mac80211 subsystem in the Linux kernel before 2.6.32-rc8-next-20091201 allows remote attackers to cause a denial of service (panic) via a crafted Delete Block ACK (aka DELBA) packet, related to an erroneous "code shuffling patch."
Not vulnerable. This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commits d75636ef and d92684e6 that introduced the problem.
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