The proc_keys_show function in security/keys/proc.c in the Linux kernel through...
Vulnerability Description
The proc_keys_show function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection (gcc) stack protector is enabled, uses an incorrect buffer size for certain timeout data, which allows local users to cause a denial of service (stack memory corruption and panic) by reading the /proc/keys file.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2016-7042
Credits & Attribution
No credits recorded in the NVD database.
References
- https://source.android.com/security/bulletin/2017-01-01.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1373966
- http://www.openwall.com/lists/oss-security/2016/10/13/5
- https://access.redhat.com/errata/RHSA-2017:2669
- http://rhn.redhat.com/errata/RHSA-2017-0817.html
- https://access.redhat.com/errata/RHSA-2017:2077
- https://access.redhat.com/errata/RHSA-2017:1842
- http://www.securityfocus.com/bid/93544
More from linux
View All →Affected Vendor
linux
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.