Improper input validation in Google Android
CVE-2016-5340
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.003 (22.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
- ARPSyndicate/cvemon
- kdn111/linux-kernel-exploitation
- khanhdn111/linux-kernel-exploitation
- khanhdz-06/linux-kernel-exploitation
- khanhdz191/linux-kernel-exploitation
- khanhhdz/linux-kernel-exploitation
- khanhhdz06/linux-kernel-exploitation
- khanhnd123/linux-kernel-exploitation
- khnhdz/linux-kernel-exploitation
- knd06/linux-kernel-exploitation
References
- cve@mitre.org (x_refsource_CONFIRM, Broken Link)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2016-5340?
- CVE-2016-5340 is a high-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2016-08-07.
- How severe is CVE-2016-5340?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-5340 known to be exploited?
- 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.