Allocation of Resources Without Limits or Throttling Affecting dnsmasq package, versions <0:2.76-16.amzn2.0.1


Severity

Recommended
0.0
low
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
2.65% (85th percentile)

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  • Snyk IDSNYK-AMZN2-DNSMASQ-1686308
  • published27 Sept 2021
  • disclosed7 Jan 2020

Introduced: 7 Jan 2020

CVE-2019-14834  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 dnsmasq to version 0:2.76-16.amzn2.0.1 or higher.
This issue was patched in ALAS2-2020-1507.

NVD Description

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

A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.

CVSS Base Scores

version 3.1