NULL Pointer Dereference Affecting kernel-debug package, versions <0:2.6.32-71.7.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.04% (1st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about NULL Pointer Dereference vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS6-KERNELDEBUG-2032511
  • published26 Jul 2021
  • disclosed28 Sept 2010

Introduced: 28 Sep 2010

CVE-2010-3437  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:6 kernel-debug to version 0:2.6.32-71.7.1.el6 or higher.

NVD Description

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

Integer signedness error in the pkt_find_dev_from_minor function in drivers/block/pktcdvd.c in the Linux kernel before 2.6.36-rc6 allows local users to obtain sensitive information from kernel memory or cause a denial of service (invalid pointer dereference and system crash) via a crafted index value in a PKT_CTRL_CMD_STATUS ioctl call.

References

CVSS Scores

version 3.1