Multiple local denial of service vulnerabilities in Linux Kernel Tracing

Release date:
Updated on: 2013-04-17

Affected Systems:
Linux kernel
Description:
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Bugtraq id: 59055
 
Linux Kernel is the Kernel of the Linux operating system.
 
Linux kernel has multiple local denial of service vulnerabilities. Attackers can exploit these vulnerabilities to trigger a kernel crash.
 
<* Source: vendor
*>

Test method:
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Alert

The following procedures (methods) may be offensive and are intended only for security research and teaching. Users are at your own risk!
Cd/sys/kernel/debug/tracing
Echo 1234 | sudo tee-a set_ftrace_pid

Suggestion:
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Vendor patch:
 
Linux
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The vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:
 
Http://www.kernel.org/