Information Exposure Affecting kernel-headers package, versions <0:3.4.48-45.46.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.08% (23rd percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELHEADERS-1668796
  • published27 Sept 2021
  • disclosed22 Apr 2013

Introduced: 22 Apr 2013

CVE-2013-3231  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-headers to version 0:3.4.48-45.46.amzn1 or higher.
This issue was patched in ALAS-2013-200.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

The llc_ui_recvmsg function in net/llc/af_llc.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

CVSS Base Scores

version 3.1