CVE-2023-41910
CRITICAL9.8EPSS 0.15%lldpd - security update
Published: 9/5/2023Modified: 4/28/2026
Description
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.
Affected packages (3)
- Debian/lldpdfrom 0, < 1.0.11-1+deb11u2
- Debian/lldpdfrom 0, < 1.0.3-1+deb10u2
- Debian/lldpdfrom 0, < 1.0.11-1+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |