CVE-2023-46565

Publication date 29 April 2024

Last updated 22 July 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Buffer Overflow vulnerability in osrg gobgp commit 419c50dfac578daa4d11256904d0dc182f1a9b22 allows a remote attacker to cause a denial of service via the handlingError function in pkg/server/fsm.go.

Read the notes from the security team

Status

Package Ubuntu Release Status
gobgp 25.04 plucky
Not affected
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needs-triage
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 Ignored changes too intrusive

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Notes

shishirsub10

Multiple commits need to be backported to apply the fix in bionic which increases the chances of regression, hence it is ignored

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 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references