Bug 1835391 (CVE-2020-11044)

Summary: CVE-2020-11044 freerdp: double free in update_read_cache_bitmap_v3_order function
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: mads, 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:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-09-29 22:00:59 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: 1835392, 1835393, 1835394, 1836035, 1836036    
Bug Blocks: 1835410    

Description Guilherme de Almeida Suckevicz 2020-05-13 17:49:25 UTC
In FreeRDP greater than 1.2 and before 2.0.0, a double free in update_read_cache_bitmap_v3_order crashes the client application if corrupted data from a manipulated server is parsed. This has been patched in 2.0.0.

References:
https://github.com/FreeRDP/FreeRDP/issues/6013
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cgqh-p732-6x2w

Upstream commit:
https://github.com/FreeRDP/FreeRDP/commit/67c2aa52b2ae0341d469071d1bc8aab91f8d2ed8

Comment 1 Guilherme de Almeida Suckevicz 2020-05-13 17:49:48 UTC
Created freerdp tracking bugs for this issue:

Affects: epel-all [bug 1835394]
Affects: fedora-all [bug 1835392]


Created freerdp1.2 tracking bugs for this issue:

Affects: fedora-all [bug 1835393]

Comment 3 errata-xmlrpc 2020-09-29 20:43:34 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4031 https://access.redhat.com/errata/RHSA-2020:4031

Comment 4 Product Security DevOps Team 2020-09-29 22:00:59 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-2020-11044

Comment 5 errata-xmlrpc 2020-11-04 02:38:36 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:4647 https://access.redhat.com/errata/RHSA-2020:4647