Error Handling Affecting kernel-tools-debuginfo package, versions <0:4.9.27-14.31.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELTOOLSDEBUGINFO-1705987
  • published27 Sept 2021
  • disclosed10 Apr 2017

Introduced: 10 Apr 2017

CVE-2017-7616  (opens in a new tab)
CWE-388  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-tools-debuginfo to version 0:4.9.27-14.31.amzn1 or higher.
This issue was patched in ALAS-2017-828.

NVD Description

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

Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c in the Linux kernel through 4.10.9 allows local users to obtain sensitive information from uninitialized stack data by triggering failure of a certain bitmap operation.