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Debian 11 dhcpcd5 Moderate Denial of Service Update DLA-4686-1

debian lts
Calendar Grey July 15, 2026
Dist Debian Esm H88
Upgrade dhcpcd5 packages in Debian 11 bullseye to address denial of service and data corruption issues in the recent advisory.
Two vulnerabilities were discovered in dhcpcd5, a DHCP client, which may result in denial of service and possibly data corruption
Topics%20covered

Topics Covered

security advisory denial of service update data corruption dhcpcd5 deblts

Summary

For Debian 11 bullseye, these problems have been fixed in version
7.1.0-2+deb11u1.

We recommend that you upgrade your dhcpcd5 packages.

For the detailed security status of dhcpcd5 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/dhcpcd5

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
important
Lowest
Low
Medium
High
Critical

Package: dhcpcd5
Version: 7.1.0-2+deb11u1
CVE ID: CVE-2025-70102 CVE-2026-56114
Debian Bug: 1140767

Topics%20covered

Topics Covered

security advisory denial of service update data corruption dhcpcd5 deblts

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