NULL Pointer Dereference Affecting kernel-rt-trace package, versions <0:3.10.0-514.rt56.420.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELRTTRACE-2073570
  • published26 Jul 2021
  • disclosed14 May 2015

Introduced: 14 May 2015

CVE-2015-8956  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:7 kernel-rt-trace to version 0:3.10.0-514.rt56.420.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace package and not the kernel-rt-trace package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The rfcomm_sock_bind function in net/bluetooth/rfcomm/sock.c in the Linux kernel before 4.2 allows local users to obtain sensitive information or cause a denial of service (NULL pointer dereference) via vectors involving a bind system call on a Bluetooth RFCOMM socket.