CVE-2016-5340

HIGH

Description

The is_ashmem_file function in drivers/staging/android/ashmem.c in a certain Qualcomm Innovation Center (QuIC) Android patch for the Linux kernel 3.x mishandles pointer validation within the KGSL Linux Graphics Module, which allows attackers to bypass intended access restrictions by using the /ashmem string as the dentry name.

References

http://source.android.com/security/bulletin/2016-10-01.html

http://www.securityfocus.com/bid/92374

http://www.securitytracker.com/id/1036763

https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=06e51489061e5473b4e2035c79dcf7c27a6f75a6

https://www.codeaurora.org/invalid-path-check-ashmem-memory-file-cve-2016-5340

Details

Source: MITRE

Published: 2016-08-07

Updated: 2020-08-03

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 7.2

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3.0

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH