[security-alerts] FW: [SA21041] Linux Kernel "/proc" Race Condition Privilege Escalation

["Kazennov, Vladimir" <Vladimir.Kazennov@xxxxxxxxxx>]

> 
> TITLE:
> Linux Kernel "/proc" Race Condition Privilege Escalation
> 
> SECUNIA ADVISORY ID:
> SA21041
> 
> VERIFY ADVISORY:
> http://secunia.com/advisories/21041/
> 
> CRITICAL:
> Less critical
> 
> IMPACT:
> Privilege escalation
> 
> WHERE:
> Local system
> 
> OPERATING SYSTEM:
> Linux Kernel 2.6.x
> http://secunia.com/product/2719/
> 
> DESCRIPTION:
> A vulnerability has been reported in the Linux kernel, which can be
> exploited by malicious, local users to gain escalated privileges.
> 
> The vulnerability is caused due to a race condition in "/proc" when
> changing file status.
> 
> Successful exploitation allows execution of arbitrary code with root
> privileges.
> 
> The vulnerability has been reported in versions prior to 2.6.17.5.
> 
> SOLUTION:
> Update to version 2.6.17.5 or later.
> http://kernel.org/
> 
> PROVIDED AND/OR DISCOVERED BY:
> h00lyshit
> 
> ORIGINAL ADVISORY:
> Kernel.org:
> http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.17.5
>