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Red Hat Security Advisory

Synopsis: Moderate: freerdp and vinagre security, bug fix, and enhancement update
Advisory ID: RHSA-2020:4647-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4647
Issue date: 2020-11-03
CVE Names: CVE-2020-11018 CVE-2020-11019 CVE-2020-11038
CVE-2020-11039 CVE-2020-11040 CVE-2020-11041
CVE-2020-11042 CVE-2020-11043 CVE-2020-11044
CVE-2020-11045 CVE-2020-11046 CVE-2020-11047
CVE-2020-11048 CVE-2020-11049 CVE-2020-11058
CVE-2020-11085 CVE-2020-11086 CVE-2020-11087
CVE-2020-11088 CVE-2020-11089 CVE-2020-11522
CVE-2020-11525 CVE-2020-11526 CVE-2020-13396
CVE-2020-13397
=====================================================================

1. Summary:

An update for freerdp and vinagre is now available for Red Hat Enterprise
Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat CodeReady Linux Builder (v. 8) – aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream (v. 8) – aarch64, ppc64le, s390x, x86_64

3. Description:

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP),
released under the Apache license. The xfreerdp client can connect to RDP
servers such as Microsoft Windows machines, xrdp, and VirtualBox.

The vinagre packages provide the Vinagre remote desktop viewer for the
GNOME desktop.

The following packages have been upgraded to a later upstream version:
freerdp (2.1.1). (BZ#1834287)

Security Fix(es):

* freerdp: Out of bound read in cliprdr_server_receive_capabilities
(CVE-2020-11018)

* freerdp: Out of bound read/write in usb redirection channel
(CVE-2020-11039)

* freerdp: out-of-bounds read in update_read_icon_info function
(CVE-2020-11042)

* freerdp: out-of-bounds read in autodetect_recv_bandwidth_measure_results
function (CVE-2020-11047)

* freerdp: Out-of-bounds read in ntlm_read_ChallengeMessage in
winpr/libwinpr/sspi/NTLM/ntlm_message.c. (CVE-2020-13396)

* freerdp: Out-of-bounds read in security_fips_decrypt in
libfreerdp/core/security.c (CVE-2020-13397)

* freerdp: Out of bound read in update_recv could result in a crash
(CVE-2020-11019)

* freerdp: Integer overflow in VIDEO channel (CVE-2020-11038)

* freerdp: Out of bound access in clear_decompress_subcode_rlex
(CVE-2020-11040)

* freerdp: Unchecked read of array offset in rdpsnd_recv_wave2_pdu
(CVE-2020-11041)

* freerdp: out of bound read in rfx_process_message_tileset
(CVE-2020-11043)

* freerdp: double free in update_read_cache_bitmap_v3_order function
(CVE-2020-11044)

* freerdp: out of bounds read in update_read_bitmap_data function
(CVE-2020-11045)

* freerdp: out of bounds seek in update_read_synchronize function could
lead out of bounds read (CVE-2020-11046)

* freerdp: out-of-bounds read could result in aborting the session
(CVE-2020-11048)

* freerdp: out-of-bound read of client memory that is then passed on to the
protocol parser (CVE-2020-11049)

* freerdp: stream out-of-bounds seek in rdp_read_font_capability_set could
lead to out-of-bounds read (CVE-2020-11058)

* freerdp: out-of-bounds read in cliprdr_read_format_list function
(CVE-2020-11085)

* freerdp: out-of-bounds read in ntlm_read_ntlm_v2_client_challenge
function (CVE-2020-11086)

* freerdp: out-of-bounds read in ntlm_read_AuthenticateMessage
(CVE-2020-11087)

* freerdp: out-of-bounds read in ntlm_read_NegotiateMessage
(CVE-2020-11088)

* freerdp: out-of-bounds read in irp functions (CVE-2020-11089)

* freerdp: out-of-bounds read in gdi.c (CVE-2020-11522)

* freerdp: out-of-bounds read in bitmap.c (CVE-2020-11525)

* freerdp: Stream pointer out of bounds in update_recv_secondary_order
could lead out of bounds read later (CVE-2020-11526)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.3 Release Notes linked from the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1761144 – Remove unsupported options from xfreerdp /help
1803054 – SCARD_INSUFFICIENT_BUFFER error when connecting to Windows 10 system
1834287 – Update freerdp to 2.1.1
1835382 – CVE-2020-11042 freerdp: out-of-bounds read in update_read_icon_info function
1835391 – CVE-2020-11044 freerdp: double free in update_read_cache_bitmap_v3_order function
1835399 – CVE-2020-11045 freerdp: out of bounds read in update_read_bitmap_data function
1835403 – CVE-2020-11046 freerdp: out of bounds seek in update_read_synchronize function could lead out of bounds read
1835762 – CVE-2020-11047 freerdp: out-of-bounds read in autodetect_recv_bandwidth_measure_results function
1835766 – CVE-2020-11048 freerdp: out-of-bounds read could result in aborting the session
1835772 – CVE-2020-11049 freerdp: out-of-bound read of client memory that is then passed on to the protocol parser
1835779 – CVE-2020-11058 freerdp: stream out-of-bounds seek in rdp_read_font_capability_set could lead to out-of-bounds read
1836223 – CVE-2020-11522 freerdp: out-of-bounds read in gdi.c
1836239 – CVE-2020-11525 freerdp: out-of-bounds read in bitmap.c
1836247 – CVE-2020-11526 freerdp: Stream pointer out of bounds in update_recv_secondary_order could lead out of bounds read later
1839744 – Rebuild vinagre against new freerdp
1841189 – CVE-2020-13396 freerdp: Out-of-bounds read in ntlm_read_ChallengeMessage in winpr/libwinpr/sspi/NTLM/ntlm_message.c.
1841196 – CVE-2020-13397 freerdp: Out-of-bounds read in security_fips_decrypt in libfreerdp/core/security.c
1844161 – CVE-2020-11085 freerdp: out-of-bounds read in cliprdr_read_format_list function
1844166 – CVE-2020-11086 freerdp: out-of-bounds read in ntlm_read_ntlm_v2_client_challenge function
1844171 – CVE-2020-11087 freerdp: out-of-bounds read in ntlm_read_AuthenticateMessage
1844177 – CVE-2020-11088 freerdp: out-of-bounds read in ntlm_read_NegotiateMessage
1844184 – CVE-2020-11089 freerdp: out-of-bounds read in irp functions
1848008 – CVE-2020-11018 freerdp: Out of bound read in cliprdr_server_receive_capabilities
1848012 – CVE-2020-11019 freerdp: Out of bound read in update_recv could result in a crash
1848018 – CVE-2020-11038 freerdp: Integer overflow in VIDEO channel
1848022 – CVE-2020-11039 freerdp: Out of bound read/write in usb redirection channel
1848029 – CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex
1848034 – CVE-2020-11041 freerdp: Unchecked read of array offset in rdpsnd_recv_wave2_pdu
1848038 – CVE-2020-11043 freerdp: out of bound read in rfx_process_message_tileset

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
freerdp-2.1.1-1.el8.src.rpm
vinagre-3.22.0-23.el8.src.rpm

aarch64:
freerdp-2.1.1-1.el8.aarch64.rpm
freerdp-debuginfo-2.1.1-1.el8.aarch64.rpm
freerdp-debugsource-2.1.1-1.el8.aarch64.rpm
freerdp-libs-2.1.1-1.el8.aarch64.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.aarch64.rpm
libwinpr-2.1.1-1.el8.aarch64.rpm
libwinpr-debuginfo-2.1.1-1.el8.aarch64.rpm
libwinpr-devel-2.1.1-1.el8.aarch64.rpm
vinagre-3.22.0-23.el8.aarch64.rpm
vinagre-debuginfo-3.22.0-23.el8.aarch64.rpm
vinagre-debugsource-3.22.0-23.el8.aarch64.rpm

ppc64le:
freerdp-2.1.1-1.el8.ppc64le.rpm
freerdp-debuginfo-2.1.1-1.el8.ppc64le.rpm
freerdp-debugsource-2.1.1-1.el8.ppc64le.rpm
freerdp-libs-2.1.1-1.el8.ppc64le.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.ppc64le.rpm
libwinpr-2.1.1-1.el8.ppc64le.rpm
libwinpr-debuginfo-2.1.1-1.el8.ppc64le.rpm
libwinpr-devel-2.1.1-1.el8.ppc64le.rpm
vinagre-3.22.0-23.el8.ppc64le.rpm
vinagre-debuginfo-3.22.0-23.el8.ppc64le.rpm
vinagre-debugsource-3.22.0-23.el8.ppc64le.rpm

s390x:
freerdp-2.1.1-1.el8.s390x.rpm
freerdp-debuginfo-2.1.1-1.el8.s390x.rpm
freerdp-debugsource-2.1.1-1.el8.s390x.rpm
freerdp-libs-2.1.1-1.el8.s390x.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.s390x.rpm
libwinpr-2.1.1-1.el8.s390x.rpm
libwinpr-debuginfo-2.1.1-1.el8.s390x.rpm
libwinpr-devel-2.1.1-1.el8.s390x.rpm
vinagre-3.22.0-23.el8.s390x.rpm
vinagre-debuginfo-3.22.0-23.el8.s390x.rpm
vinagre-debugsource-3.22.0-23.el8.s390x.rpm

x86_64:
freerdp-2.1.1-1.el8.x86_64.rpm
freerdp-debuginfo-2.1.1-1.el8.i686.rpm
freerdp-debuginfo-2.1.1-1.el8.x86_64.rpm
freerdp-debugsource-2.1.1-1.el8.i686.rpm
freerdp-debugsource-2.1.1-1.el8.x86_64.rpm
freerdp-libs-2.1.1-1.el8.i686.rpm
freerdp-libs-2.1.1-1.el8.x86_64.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.i686.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.x86_64.rpm
libwinpr-2.1.1-1.el8.i686.rpm
libwinpr-2.1.1-1.el8.x86_64.rpm
libwinpr-debuginfo-2.1.1-1.el8.i686.rpm
libwinpr-debuginfo-2.1.1-1.el8.x86_64.rpm
libwinpr-devel-2.1.1-1.el8.i686.rpm
libwinpr-devel-2.1.1-1.el8.x86_64.rpm
vinagre-3.22.0-23.el8.x86_64.rpm
vinagre-debuginfo-3.22.0-23.el8.x86_64.rpm
vinagre-debugsource-3.22.0-23.el8.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
freerdp-debuginfo-2.1.1-1.el8.aarch64.rpm
freerdp-debugsource-2.1.1-1.el8.aarch64.rpm
freerdp-devel-2.1.1-1.el8.aarch64.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.aarch64.rpm
libwinpr-debuginfo-2.1.1-1.el8.aarch64.rpm

ppc64le:
freerdp-debuginfo-2.1.1-1.el8.ppc64le.rpm
freerdp-debugsource-2.1.1-1.el8.ppc64le.rpm
freerdp-devel-2.1.1-1.el8.ppc64le.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.ppc64le.rpm
libwinpr-debuginfo-2.1.1-1.el8.ppc64le.rpm

s390x:
freerdp-debuginfo-2.1.1-1.el8.s390x.rpm
freerdp-debugsource-2.1.1-1.el8.s390x.rpm
freerdp-devel-2.1.1-1.el8.s390x.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.s390x.rpm
libwinpr-debuginfo-2.1.1-1.el8.s390x.rpm

x86_64:
freerdp-debuginfo-2.1.1-1.el8.i686.rpm
freerdp-debuginfo-2.1.1-1.el8.x86_64.rpm
freerdp-debugsource-2.1.1-1.el8.i686.rpm
freerdp-debugsource-2.1.1-1.el8.x86_64.rpm
freerdp-devel-2.1.1-1.el8.i686.rpm
freerdp-devel-2.1.1-1.el8.x86_64.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.i686.rpm
freerdp-libs-debuginfo-2.1.1-1.el8.x86_64.rpm
libwinpr-debuginfo-2.1.1-1.el8.i686.rpm
libwinpr-debuginfo-2.1.1-1.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-11018
https://access.redhat.com/security/cve/CVE-2020-11019
https://access.redhat.com/security/cve/CVE-2020-11038
https://access.redhat.com/security/cve/CVE-2020-11039
https://access.redhat.com/security/cve/CVE-2020-11040
https://access.redhat.com/security/cve/CVE-2020-11041
https://access.redhat.com/security/cve/CVE-2020-11042
https://access.redhat.com/security/cve/CVE-2020-11043
https://access.redhat.com/security/cve/CVE-2020-11044
https://access.redhat.com/security/cve/CVE-2020-11045
https://access.redhat.com/security/cve/CVE-2020-11046
https://access.redhat.com/security/cve/CVE-2020-11047
https://access.redhat.com/security/cve/CVE-2020-11048
https://access.redhat.com/security/cve/CVE-2020-11049
https://access.redhat.com/security/cve/CVE-2020-11058
https://access.redhat.com/security/cve/CVE-2020-11085
https://access.redhat.com/security/cve/CVE-2020-11086
https://access.redhat.com/security/cve/CVE-2020-11087
https://access.redhat.com/security/cve/CVE-2020-11088
https://access.redhat.com/security/cve/CVE-2020-11089
https://access.redhat.com/security/cve/CVE-2020-11522
https://access.redhat.com/security/cve/CVE-2020-11525
https://access.redhat.com/security/cve/CVE-2020-11526
https://access.redhat.com/security/cve/CVE-2020-13396
https://access.redhat.com/security/cve/CVE-2020-13397
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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