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Linux Kernel Omnikey CardMan 4040 Driver Buffer Overflow
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Secunia Advisory:
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SA24436
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Release Date:
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2007-03-08
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Last Update:
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2007-04-26
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Popularity:
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9,686 views
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Critical:
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Not critical
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Impact:
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Privilege escalation
DoS
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Where:
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Local system
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Solution Status:
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Vendor Patch
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| OS: | Linux Kernel 2.6.x
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| CVE reference: | CVE-2007-0005
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Description:
A vulnerability has been reported in the Linux Kernel, which potentially can be exploited by malicious, local users to cause a DoS (Denial of Service) or gain escalated privileges.
The vulnerability is caused due to boundary errors within the "read()" and "write()" functions of the Omnikey CardMan 4040 driver. This can be exploited to cause a buffer overflow and may allow the execution of arbitrary code with kernel privileges.
The vulnerability is reported in versions prior to 2.6.21-rc3.
Solution:
Update to 2.6.21.
Provided and/or discovered by:
Daniel Roethlisberger, Compass Security Network Computing AG
Changelog:
2007-03-12: Updated credits and added link to the advisory of Daniel Roethlisberger.
2007-04-26: Updated "Solution" section.
Original Advisory:
http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.21-rc3
http://lists.grok.org.uk/pipermail/full-disclosure/2007-March/052846.html
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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