Bug 1858909 (CVE-2020-15103)

Summary:	CVE-2020-15103 freerdp: integer overflow due to missing input sanitation in rdpegfx channel
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	negativo17, oholy, pahan
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	freerdp 2.2.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-05-18 20:34:25 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:	1858910, 1858911, 1868679, 1868680
Bug Blocks:	1858912

Description Guilherme de Almeida Suckevicz 2020-07-20 18:10:57 UTC

Integer overflow due to missing input sanitation in rdpegfx channel.

Reference:
https://github.com/FreeRDP/FreeRDP/releases/tag/2.2.0

Comment 1 Guilherme de Almeida Suckevicz 2020-07-20 18:11:20 UTC

Created freerdp tracking bugs for this issue:

Affects: epel-all [bug 1858911]
Affects: fedora-all [bug 1858910]

Comment 3 Stefan Cornelius 2020-08-13 13:07:55 UTC

Patch:
https://github.com/FreeRDP/FreeRDP/commit/e08a23f93136f59a52651f66d064b8d4303872e1
https://github.com/FreeRDP/FreeRDP/commit/40393700642ad38437982e8a3afc34ff33ccf28e

Comment 4 Stefan Cornelius 2020-08-13 13:07:58 UTC

External References:

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-4r38-6hq7-j3j9

Comment 5 errata-xmlrpc 2021-05-18 15:34:29 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:1849 https://access.redhat.com/errata/RHSA-2021:1849

Comment 6 Product Security DevOps Team 2021-05-18 20:34:25 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-2020-15103