CVE-2021-43612

State: Published
Severity: 7.5 High
Published: Apr 15, 2023
Updated: Feb 13, 2025
Reserved: Nov 12, 2021

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://lldpd.github.io/security.html
https://github.com/lldpd/lldpd/commit/73d42680fce8598324364dbb31b9bc3b8320adf7
https://github.com/lldpd/lldpd/compare/1.0.12...1.0.13
FEDORA-2023-88991d2713vendor-advisory
FEDORA-2023-c0c184a019vendor-advisory
FEDORA-2023-3e4feeadecvendor-advisory

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