CVE-2025-43970 – GoBGP MRT Length Validation Buffer Overflow

The following table lists the changes that have been made to the
CVE-2025-43970 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Apr. 21, 2025

    Action Type Old Value New Value
    Added Description An issue was discovered in GoBGP before 3.35.0. pkg/packet/mrt/mrt.go does not properly check the input length, e.g.. by ensuring that there are 12 bytes or 36 bytes (depending on the address family).
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
    Added CWE CWE-1284
    Added Reference https://github.com/osrg/gobgp/commit/5153bafbe8dbe1a2f02a70bbf0365e98b80e47b0
    Added Reference https://github.com/osrg/gobgp/compare/v3.34.0…v3.35.0
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