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CVE
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CVE-2009-4027Date: (C)2009-12-02   (M)2018-06-11


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 7.1
Exploit Score: 8.6
Impact Score: 6.9
 
CVSS V2 Metrics:
Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE
  
Reference:
BID-37170
SECUNIA-38017
SECUNIA-38492
DSA-1996
RHSA-2010:0380
SUSE-SA:2010:001
USN-864-1
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=827d42c9ac91ddd728e4f4a31fefb906ef2ceff7
http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.32-rc8-next-20091201.gz
https://bugzilla.redhat.com/show_bug.cgi?id=541149

CPE    335
cpe:/o:linux:linux_kernel:2.6.20.19
cpe:/o:linux:linux_kernel:2.6.23.1
cpe:/o:linux:linux_kernel:2.6.23.2
cpe:/o:linux:linux_kernel:2.6.23.3
...
CWE    1
CWE-362
OVAL    5
oval:org.secpod.oval:def:400025
oval:org.secpod.oval:def:600048
oval:org.mitre.oval:def:7480
oval:org.secpod.oval:def:700418
...

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