Bug 2128713 (CVE-2022-37032)

Summary:	CVE-2022-37032 frr: out-of-bounds read in the BGP daemon may lead to information disclosure or denial of service
Product:	[Other] Security Response	Reporter:	Sandipan Roy <saroy>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fhrdina, mruprich, tkorbar, zpytela
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in FRRouting. This issue occurs in bgp_capability_msg_parse in bgpd/bgp_packet.c. An out-of-bounds read in the BGP daemon may lead to a segmentation fault and a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-05-16 17:44:11 UTC	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:	2128736, 2128737, 2128738
Bug Blocks:	2128702

Description Sandipan Roy 2022-09-21 13:10:48 UTC

An out-of-bounds read in the BGP daemon of FRRouting FRR before 8.4 may lead to a segmentation fault and denial of service. This occurs in bgp_capability_msg_parse in bgpd/bgp_packet.c.

https://bugzilla.suse.com/show_bug.cgi?id=1202023
https://github.com/FRRouting/frr/commit/6d58272b4cf96f0daa846210dd2104877900f921
https://github.com/FRRouting/frr/commit/ff6db1027f8f36df657ff2e5ea167773752537ed

Comment 1 Sandipan Roy 2022-09-21 13:13:29 UTC

Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2128736]

Comment 3 errata-xmlrpc 2023-05-09 07:17:27 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:2202 https://access.redhat.com/errata/RHSA-2023:2202

Comment 4 errata-xmlrpc 2023-05-16 08:13:17 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:2801 https://access.redhat.com/errata/RHSA-2023:2801

Comment 5 Product Security DevOps Team 2023-05-16 17:44:09 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-37032