Skip to content
OpenAdvisories
Medium RHSA-2021:4619 2 CVEs

Red Hat Security Advisory: freerdp security update

Published Sep 16, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 18

ReleasePackageFixed in
Red Hat · RHEL 7 enterprise_linux:7::client freerdp 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client freerdp-debuginfo 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client freerdp-devel 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client freerdp-libs 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client libwinpr 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::client libwinpr-devel 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server freerdp 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server freerdp-debuginfo 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server freerdp-devel 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server freerdp-libs 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server libwinpr 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::server libwinpr-devel 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation freerdp 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation freerdp-debuginfo 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation freerdp-devel 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation freerdp-libs 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation libwinpr 0:2.1.1-5.el7_9
Red Hat · RHEL 7 enterprise_linux:7::workstation libwinpr-devel 0:2.1.1-5.el7_9

Vulnerabilities 2

  • Medium 5.8
    CVE-2021-41159

    Improper client input validation for FreeRDP gateway connections allows to overwrite memory

    FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. All FreeRDP clients prior to version 2.4.1 using gateway connections (`/gt:rpc`) fail to validate input data. A malicious gateway might allow client memo…

    FreeRDP FreeRDP freerdp2 freerdp2 Debian Ubuntu Alpine
  • Medium 5.3
    CVE-2021-41160 Public exploit

    Improper region checks in FreeRDP allow out of bound write to memory

    FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. In affected versions a malicious server might trigger out of bound writes in a connected client. Connections using GDI or SurfaceCommands to send graphic…

    FreeRDP FreeRDP freerdp2 freerdp2 Debian Ubuntu Alpine

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2016403
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2016412
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4619.json
  • report
    https://access.redhat.com/security/cve/CVE-2021-41159
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-41159
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-41159
  • report
    https://access.redhat.com/security/cve/CVE-2021-41160
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2021-41160
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2021-41160