Bug 1926240 (CVE-2021-26675)

Summary:	CVE-2021-26675 connman: stack buffer overflow that can be used to execute code by network adjacent attackers
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	code
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:	2021-02-08 14:41:59 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:	1926241, 1926242
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2021-02-08 13:45:02 UTC

Stack buffer overflow that can be used to execute code by network adjacent attackers.

Reference:
https://www.openwall.com/lists/oss-security/2021/02/08/2

Upstream patch:
https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb

Comment 1 Guilherme de Almeida Suckevicz 2021-02-08 13:45:20 UTC

Created connman tracking bugs for this issue:

Affects: epel-7 [bug 1926242]
Affects: fedora-all [bug 1926241]

Comment 2 Product Security DevOps Team 2021-02-08 14:41:59 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.