Out-of-bounds Write Affecting kernel-debuginfo package, versions <0:4.14.273-207.502.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELDEBUGINFO-2443010
  • published 8 Apr 2022
  • disclosed 29 Apr 2022

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.273-207.502.amzn2 or higher.
This issue was patched in ALAS2-2022-1768.

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:2 relevant fixed versions and status.

A flaw was found in the Linux kernel in linux/net/netfilter/nf_tables_api.c of the netfilter subsystem. This flaw allows a local user to cause an out-of-bounds write issue.

CVSS Scores

version 3.1
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NVD

6.6 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    High
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Red Hat

6.6 medium