Bug 2246379 (CVE-2023-46752)

Summary:	CVE-2023-46752 frr: mishandled malformed data leading to a crash
Product:	[Other] Security Response	Reporter:	ybuenos
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	frr 9.0.1	Doc Type:	If docs needed, set a value
Doc Text:	A data mishandling vulnerability was found in FRRouting. A malformed MP_REACH_NLRI data can lead to a crash, resulting in a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2246912
Bug Blocks:	2246378

Description ybuenos 2023-10-26 13:13:08 UTC

An issue was discovered in FRRouting FRR through 9.0.1. It mishandles malformed MP_REACH_NLRI data, leading to a crash.

https://github.com/FRRouting/frr/pull/14645/commits/b08afc81c60607a4f736f418f2e3eb06087f1a35

Comment 2 Sandipan Roy 2023-10-30 05:01:43 UTC

Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2246912]

Comment 3 errata-xmlrpc 2024-04-30 09:42:11 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:2156 https://access.redhat.com/errata/RHSA-2024:2156

Comment 4 errata-xmlrpc 2024-05-22 09:24:57 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:2981 https://access.redhat.com/errata/RHSA-2024:2981