Improper Input Validation Affecting kernel-kdump package, versions <0:2.6.32-431.20.3.el6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL6-KERNELKDUMP-1483232
  • published26 Jul 2021
  • disclosed29 Jan 2014

Introduced: 29 Jan 2014

CVE-2014-1874  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:6 kernel-kdump to version 0:2.6.32-431.20.3.el6 or higher.
This issue was patched in RHSA-2014:0771.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-kdump package and not the kernel-kdump package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The security_context_to_sid_core function in security/selinux/ss/services.c in the Linux kernel before 3.13.4 allows local users to cause a denial of service (system crash) by leveraging the CAP_MAC_ADMIN capability to set a zero-length security context.

CVSS Scores

version 3.1