Linux Kernel try_to_unmap_cluster Function DoS Vulnerability

Release date:
Updated on:

Affected Systems:
Linux kernel <= 3.14.3
Description:
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CVE (CAN) ID: CVE-2014-3122
 
Linux Kernel is the Kernel of the Linux operating system.
 
In versions earlier than Linux kernel 3.14.3, The try_to_unmap_cluster function of mm/rmap. c does not properly consider which pages need to be locked. Local Users can exploit this vulnerability to cause DoS by triggering the memory usage mode.
 
<* Source: vendor
*>

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:
 
Https://github.com/torvalds/linux/commit/57e68e9cd65b4b8eb4045a1e0d0746458502554c
Https://bugzilla.redhat.com/show_bug.cgi? Id = 1093076
Http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.3

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