Rapid7

vulnerability

Arch Linux: Information disclosure (CVE-2020-27827)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Mar 18, 2021
Added
Jul 11, 2025
Modified
Mar 25, 2026

Description

A security issue was found in lldpd before version 1.0.8. A packet that contains multiple instances of certain TLVs will cause lldpd to continually allocate memory and leak the old memory. As an example, multiple instances of system name TLV will cause old values to be dropped by the decoding routine.

Solution

arch-linux-upgrade-latest

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.