RHSA-2023:2851 — Security Advisory

An update for freerdp 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.

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 Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.