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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel Initialization Bug in vivid_fb_ioctl() Lets Local Users View Portions of System Memory on the Target System
SecurityTracker Alert ID:  1034893
SecurityTracker URL:  http://securitytracker.com/id/1034893
CVE Reference:   CVE-2015-7884   (Links to External Site)
Date:  Jan 30 2016
Impact:   Disclosure of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in the Linux kernel. A local user can obtain potentially sensitive information from system memory.

A local user can exploit a memory structure initialization flaw to obtain potentially sensitive information from portions of system memory on the target system.

The vulnerability resides in the vivid_fb_ioctl() function in 'drivers/media/platform/vivid/vivid-osd.c'.

Impact:   A local user can obtain potentially sensitive information from system memory on the target system.
Solution:   The vendor has issued a source code fix, available at:

https://github.com/torvalds/linux/commit/eda98796aff0d9bf41094b06811f5def3b4c333c

Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Access control error

Message History:   None.


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