Use of Externally-Controlled Format String Affecting kernel-debug-devel package, versions <0:2.6.32-431.el6


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (32nd percentile)

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  • Snyk IDSNYK-RHEL6-KERNELDEBUGDEVEL-1473793
  • published26 Jul 2021
  • disclosed6 Jun 2013

Introduced: 6 Jun 2013

CVE-2013-2851  (opens in a new tab)
CWE-134  (opens in a new tab)

How to fix?

Upgrade RHEL:6 kernel-debug-devel to version 0:2.6.32-431.el6 or higher.
This issue was patched in RHSA-2013:1645.

NVD Description

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

Format string vulnerability in the register_disk function in block/genhd.c in the Linux kernel through 3.9.4 allows local users to gain privileges by leveraging root access and writing format string specifiers to /sys/module/md_mod/parameters/new_array in order to create a crafted /dev/md device name.

CVSS Scores

version 3.1