CVE-2016-2067 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://source.android.com/security/bulletin/2016-07-01.html https://source.codeaurora.org/quic/la//kernel/msm-3.18/commit/?id=410cfa95f0a1cf58819cbfbd896f9aa45b004ac0 https://www.codeaurora.org/privilege-escalation-vulnerability-graphics-driver-cve-2016-2067

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8