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>> Linux Kernel "ieee80211_rx()" Remote Denial of Service Vulnerability
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Title : Linux Kernel "ieee80211_rx()" Remote Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2007-3718
CVE ID : CVE-2007-4997
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-11-05
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A vulnerability has been identified in Linux Kernel, which could be exploited by remote attackers to cause a denial of service. This issue is caused by an integer overflow error in the "ieee80211_rx()" [net/ieee80211/ieee80211_rx.c] function that does not validate SKB length, which could be exploited by attackers to crash an affected system via a specially crafted IEEE 802.11 frame, creating a denial of service condition.
Affected Products
Linux Kernel versions 2.6.x
Solution
Upgrade to Linux Kernel version 2.6.23 :
http://www.kernel.org
References
http://www.vupen.com/english/advisories/2007/3718
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23
Credits
Vulnerability reported by Chris Evans.
ChangeLog
2007-11-05 : Initial release
Vulnerability Management
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