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Information Exposure Affecting kernel-debuginfo package, versions <0:4.14.67-66.56.amzn1

Severity

 Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELDEBUGINFO-1718981
  • published27 Sept 2021
  • disclosed20 Aug 2018
Report a new vulnerability Found a mistake?

Introduced: 20 Aug 2018

CVE-2018-15594  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-debuginfo to version 0:4.14.67-66.56.amzn1 or higher.
This issue was patched in ALAS-2019-1280.

NVD Description

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

arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.

References