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A lldpd security update has been released for Debian GNU/Linux 10 LTS to address a flaw that result in an out-of-bounds read on heap memory.

[SECURITY] [DLA 3578-1] lldpd security update

Debian LTS Advisory DLA-3578-1 Markus Koschany
September 22, 2023

Package : lldpd
Version : 1.0.3-1+deb10u2
CVE ID : CVE-2023-41910

Matteo Memelli discovered a flaw in lldpd, an implementation of the IEEE
802.1ab protocol. By crafting a CDP PDU packet with specific
CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd
daemon to perform an out-of-bounds read on heap memory.

For Debian 10 buster, this problem has been fixed in version

We recommend that you upgrade your lldpd packages.

For the detailed security status of lldpd please refer to
its security tracker page at:

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