Buffer Overflow Affecting kernel-debug package, versions <0:3.10.0-1127.el7


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELDEBUG-2153153
  • published26 Jul 2021
  • disclosed27 Jul 2019

Introduced: 27 Jul 2019

CVE-2015-9289  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade Centos:7 kernel-debug to version 0:3.10.0-1127.el7 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:7 relevant fixed versions and status.

In the Linux kernel before 4.1.4, a buffer overflow occurs when checking userspace params in drivers/media/dvb-frontends/cx24116.c. The maximum size for a DiSEqC command is 6, according to the userspace API. However, the code allows larger values such as 23.

CVSS Scores

version 3.1