Moderate: freerdp security update

2023-05-1600:00:00

Google

osv.dev

freerdp

security update

remote desktop protocol

cve

uninitialized data

out of bounds read

heap buffer overflow

missing length validation

drive channel

apache license

xfreerdp client

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

6.3 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

61.9%

JSON

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.

Security Fix(es):

freerdp: clients using /parallel command line switch might read uninitialized data (CVE-2022-39282)
freerdp: clients using the /video command line switch might read uninitialized data (CVE-2022-39283)
freerdp: out of bounds read in zgfx decoder (CVE-2022-39316)
freerdp: undefined behaviour in zgfx decoder (CVE-2022-39317)
freerdp: division by zero in urbdrc channel (CVE-2022-39318)
freerdp: missing length validation in urbdrc channel (CVE-2022-39319)
freerdp: heap buffer overflow in urbdrc channel (CVE-2022-39320)
freerdp: missing path sanitation with drive channel (CVE-2022-39347)
freerdp: missing input length validation in drive channel (CVE-2022-41877)

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 AlmaLinux Release Notes linked from the References section.