Debian Security Advisory

DLA-3370-1 xrdp -- LTS security update

Date Reported:
30 Mar 2023
Affected Packages:
xrdp
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2022-23468, CVE-2022-23478, CVE-2022-23479, CVE-2022-23483, CVE-2022-23484, CVE-2022-23493.
More information:

Several out of bounds memory access and buffer overflows were fixed in xrdp, an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP)

  • CVE-2022-23468

    xrdp < v0.9.21 contain a buffer over flow in xrdp_login_wnd_create() function. There are no known workarounds for this issue.

  • CVE-2022-23478

    xrdp < v0.9.21 contain a Out of Bound Write in xrdp_mm_trans_process_drdynvc_channel_open() function. There are no known workarounds for this issue.

  • CVE-2022-23479

    xrdp < v0.9.21 contain a buffer over flow in xrdp_mm_chan_data_in() function. There are no known workarounds for this issue.

  • CVE-2022-23483

    xrdp < v0.9.21 contain a Out of Bound Read in libxrdp_send_to_channel() function. There are no known workarounds for this issue.

  • CVE-2022-23484

    xrdp < v0.9.21 contain a Integer Overflow in xrdp_mm_process_rail_update_window_text() function. There are no known workarounds for this issue.

  • CVE-2022-23493

    xrdp < v0.9.21 contain a Out of Bound Read in xrdp_mm_trans_process_drdynvc_channel_close() function. There are no known workarounds for this issue.

For Debian 10 buster, these problems have been fixed in version 0.9.9-1+deb10u2.

We recommend that you upgrade your xrdp packages.

For the detailed security status of xrdp please refer to its security tracker page at: https://security-tracker.debian.org/tracker/xrdp

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS