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VULNERABILITIES

CVE-2016-7042 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.2 MEDIUMVector:CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://rhn.redhat.com/errata/RHSA-2017-0817.html CVE
https://access.redhat.com/errata/RHSA-2017:1842 CVE
https://access.redhat.com/errata/RHSA-2017:2077 CVE
https://access.redhat.com/errata/RHSA-2017:2669 CVE
https://bugzilla.redhat.com/show_bug.cgi?id=1373966 CVEIssue TrackingThird Party Advisory

see all 16 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer[email protected]

Affected Products

ProductVersions
linux linux kernel
<= 4.8.2

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

11 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-7042
NVD Published Date:
Oct 16, 2016
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-7042 Details - Not Deferred