Bug 1836234 (CVE-2020-11523)

Summary:	CVE-2020-11523 freerdp: Integer overflow in region.c
Product:	[Other] Security Response	Reporter:	Michael Kaplan <mkaplan>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	mads, mailinglists, negativo17, oholy, pahan
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	freerdp 2.0.0	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in FreeRDP in versions between 1.0 and 2.0.0. An integer overflow was found in the region.c function which could allow an attacker the ability to control the RDP server as well as the data sent to the client. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-05-28 17:20:47 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:	1836236, 1836235, 1837619, 1837622, 1837625, 1837629, 1837633, 1837635
Bug Blocks:	1836250

Description Michael Kaplan 2020-05-15 13:02:12 UTC

A vulnerability was found in FreeRDP after 1.0 and before 2.0.0, there is an Integer overflow in region.c.

Upstream Reference:

https://pub.freerdp.com/cve/CVE-2020-11523/

Upstream Commit:

https://github.com/FreeRDP/FreeRDP/commit/ce21b9d7ecd967e0bc98ed31a6b3757848aa6c9e

Comment 1 Michael Kaplan 2020-05-15 13:02:33 UTC

Created freerdp tracking bugs for this issue:

Affects: epel-all [bug 1836236]
Affects: fedora-all [bug 1836235]

Comment 3 errata-xmlrpc 2020-05-28 16:57:47 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:2334 https://access.redhat.com/errata/RHSA-2020:2334

Comment 4 Product Security DevOps Team 2020-05-28 17:20:47 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-2020-11523

Comment 5 errata-xmlrpc 2020-05-28 17:48:13 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:2335 https://access.redhat.com/errata/RHSA-2020:2335

Comment 6 errata-xmlrpc 2020-05-28 18:42:18 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:2336 https://access.redhat.com/errata/RHSA-2020:2336

Comment 7 errata-xmlrpc 2020-06-02 12:11:40 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2020:2354 https://access.redhat.com/errata/RHSA-2020:2354