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Fedora Update Notification
FEDORA-2023-5134642a68
2023-09-15 18:36:13.240379
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Name        : xrdp
Product     : Fedora 39
Version     : 0.9.23
Release     : 1.fc39
URL         : http://www.xrdp.org/
Summary     : Open source remote desktop protocol (RDP) server
Description :
xrdp provides a fully functional RDP server compatible with a wide range
of RDP clients, including FreeRDP and Microsoft RDP client.

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Update Information:

Release notes for xrdp v0.9.23 (2023/08/31)  General announcements   - Running
xrdp and xrdp-sesman on separate hosts is still supported by this release, but
is now deprecated. This is not secure. A future v1.0 release will replace the
TCP socket used between these processes with a Unix Domain Socket, and then
cross-host running will not be possible.  Security fixes   - CVE-2023-40184:
Improper handling of session establishment errors allows bypassing OS-level
session restrictions (Reported by @gafusss)  Bug fixes   - Environment variables
set by PAM modules are no longer restricted to around 250 characters (#2712)  -
X11 clipboard clients now no longer hang when requesting a clipboard format
which isn't available (#2767)  New features  No new features in this release.
Internal changes   - Introduce release tarball generation script (#2703)  -
cppcheck version used for CI bumped to 2.11 (#2738)  Known issues   - On-the-fly
resolution change requires the Microsoft Store version of Remote Desktop client
but sometimes crashes on connect (#1869)  - xrdp's login dialog is not relocated
at the center of the new resolution after on-the-fly resolution change happens
(#1867)
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ChangeLog:

* Fri Sep  1 2023 Bojan Smojver  - 1:0.9.23-1
- Update to 0.9.23
- CVE-2023-40184
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References:

  [ 1 ] Bug #2236307 - CVE-2023-40184 xrdp: xdp: restriction bypass via improper session handling [fedora-all]
        https://bugzilla.redhat.com/show_bug.cgi?id=2236307
  [ 2 ] Bug #2236308 - CVE-2023-40184 xrdp: xdp: restriction bypass via improper session handling [epel-all]
        https://bugzilla.redhat.com/show_bug.cgi?id=2236308
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-5134642a68' at the command
line. For more information, refer to the dnf documentation available at
https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/security/
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