Bug 2058643 (CVE-2022-26127)

Summary:	CVE-2022-26127 frrouting: Heap buffer overflow in frr/babeld/message.c
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fhrdina, mruprich, tkorbar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-04-10 15:32:03 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:	2072477, 2072484, 2072485
Bug Blocks:	2058651

Description Pedro Sampaio 2022-02-25 14:17:39 UTC

A buffer overflow vulnerability exists in FRRouting through 8.1.0 due to missing a check on the input packet length in the babel_packet_examin function in babeld/message.c.

Upstream bug:

https://github.com/FRRouting/frr/issues/10487

Comment 1 devthomp 2022-04-06 11:28:54 UTC

Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2072477]