CVE-2025-70102 Affecting dhcpcd package, versions <1:10.3.1-1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.18% (8th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-DHCPCD-17385985
  • published20 Jun 2026
  • disclosed15 Jun 2026

Introduced: 15 Jun 2026

CVE-2025-70102  (opens in a new tab)

How to fix?

Upgrade Debian:unstable dhcpcd to version 1:10.3.1-1 or higher.

NVD Description

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

A NULL pointer dereference occurs in Roy Marples NetworkConfiguration/dhcpcd 10.3.0 while parsing configuration options. In parse_option() (src/if-options.c:1886), the code performs a member access on a NULL pointer of type 'struct dhcp_opt' when an unexpected/invalid option token or parsing state causes the lookup to yield NULL. The instrumented fuzzing build reports 'runtime error: member access within null pointer of type struct dhcp_opt' and aborts.

CVSS Base Scores

version 3.1