An issue was discovered in lldpd before 1.0.17. 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. This occurs in cdp_decode in daemon/protocols/cdp.c.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade lldpdUpgrade lldpd-devel | Nov 19, 2024 | Sep 5, 2023 |
| Debian | — | Upgrade lldpd | Sep 25, 2023 | Sep 5, 2023 |
| Oracle_linux | — | Upgrade lldpdUpgrade lldpd-devel | Nov 21, 2024 | Sep 5, 2023 |
| Redhat_linux | — | No solution existsUpgrade lldpd-debuginfoUpgrade lldpdUpgrade lldpd-debugsourceUpgrade lldpd-devel | Nov 13, 2024 | Sep 5, 2023 |
| Rocky_linux | — | Upgrade lldpd-develUpgrade lldpd-debugsourceUpgrade lldpd-debuginfoUpgrade lldpd | Mar 18, 2025 | Sep 5, 2023 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub