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Missing Initialization of Resource Affecting kernel-tools-devel package, versions <0:4.14.248-189.473.amzn2

Severity

 Recommended
medium

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELTOOLSDEVEL-3310493
  • published 4 Feb 2023
  • disclosed 5 Aug 2021
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Introduced: 5 Aug 2021

CVE-2021-3655 Open this link in a new tab
CWE-909 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 kernel-tools-devel to version 0:4.14.248-189.473.amzn2 or higher.
This issue was patched in ALAS2-2021-1712.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-devel package and not the kernel-tools-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory.

CVSS Scores

version 3.1
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NVD

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

3.3 low
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SUSE

4 medium