CVE-2025-43970

Publication date 21 April 2025

Last updated 22 July 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

4.3 · Medium

Score breakdown

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).

Status

Package Ubuntu Release Status
gobgp 25.04 plucky
Not affected
24.10 oracular Ignored end of life, was needed
24.04 LTS noble
Fixed 3.23.0-1ubuntu0.3+esm2
22.04 LTS jammy
Fixed 2.25.0-3ubuntu0.1+esm2
20.04 LTS focal
Fixed 2.12.0-1ubuntu0.1~esm2
18.04 LTS bionic
Fixed 1.29-1ubuntu0.1+esm1

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
gobgp

Severity score breakdown

Parameter Value
Base score 4.3 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

Other references