CVE-2021-43612

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CVSS 3.1

7.5 high

EPSS

1%p65

Published

Apr 15, 2023 (Apr 15, 2023)

Modified

Jun 17, 2026

Description

In lldpd before 1.0.13, when decoding SONMP packets in the sonmp_decode function, it's possible to trigger an out-of-bounds heap read via short SONMP packets.

Vendors: lldpd project fedoraproject
Products: lldpd, fedora
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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