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>> Linux Kernel USB FTDI SIO Driver Data Queue Handling Local Denial of Service Vulnerability
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Title : Linux Kernel USB FTDI SIO Driver Data Queue Handling Local Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2006-2841
CVE ID : CVE-2006-2936
Rated as : Low Risk 
Remotely Exploitable : No
Locally Exploitable : Yes
Release Date : 2006-07-17
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A vulnerability has been identified in Linux Kernel, which could be exploited by local attackers to cause a denial of service. This flaw is due to an error in the USB FTDI SIO driver [drivers/usb/serial/ftdi_sio.c] that does not limit the amount of outstanding and queued data that should be written to the serial port, which could be exploited by malicious users to exhaust all available memory resources, creating a denial of service condition.
Affected Products
Linux Kernel version 2.6.17.6
Linux Kernel version 2.6.16.26
Solution
Upgrade to Linux Kernel version 2.6.17.7 or 2.6.16.27 :
http://www.kernel.org/
References
http://www.vupen.com/english/advisories/2006/2841
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.27
Credits
Vulnerability reported by Ian Abbott
ChangeLog
2006-07-17 : Initial release
2006-07-24 : Updated Solution
Vulnerability Management
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