SB2016071149 - Improper privilege management in Linux kernel



SB2016071149 - Improper privilege management in Linux kernel

Published: July 11, 2016

Security Bulletin ID SB2016071149
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper privilege management (CVE-ID: CVE-2016-2067)

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

drivers/gpu/msm/kgsl.c in the MSM graphics driver (aka GPU driver) for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, mishandles the KGSL_MEMFLAGS_GPUREADONLY flag, which allows attackers to gain privileges by leveraging accidental read-write mappings, aka Qualcomm internal bug CR988993.


Remediation

Install update from vendor's website.