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CVE-2023-47234

Publication date 3 November 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).

Read the notes from the security team

Status

Package Ubuntu Release Status
frr 24.10 oracular
Fixed 8.4.4-1.1ubuntu3
24.04 LTS noble
Fixed 8.4.4-1.1ubuntu3
23.10 mantic
Fixed 8.4.4-1.1ubuntu1.2
23.04 lunar
Fixed 8.4.2-1ubuntu1.6
22.04 LTS jammy
Fixed 8.1-1ubuntu1.8
20.04 LTS focal
18.04 LTS bionic Ignored end of standard support
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Ignored end of standard support
quagga 24.10 oracular Not in release
24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Ignored end of standard support

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Notes

sbeattie

the quagga project was renamed to frr

mdeslaur

The code in quagga is different, there is no indication quagga is vulnerable to this issue, marking as not-affected for now

Patch details

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

Package Patch details
frr

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