Allocation of Resources Without Limits or Throttling Affecting dhcp package, versions <4.4.3_p1-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.66% (50th percentile)

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  • Snyk IDSNYK-ALPINE320-DHCP-7008814
  • published23 May 2024
  • disclosed7 Oct 2022

Introduced: 7 Oct 2022

CVE-2022-2929  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Alpine:3.20 dhcp to version 4.4.3_p1-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dhcp package and not the dhcp package as distributed by Alpine. See How to fix? for Alpine:3.20 relevant fixed versions and status.

In ISC DHCP 1.0 -> 4.4.3, ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16-P1 a system with access to a DHCP server, sending DHCP packets crafted to include fqdn labels longer than 63 bytes, could eventually cause the server to run out of memory.

CVSS Base Scores

version 3.1