FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, the RDPSND async playback thread can process queued PDUs after the channel is closed and internal state is freed, leading to a use after free in rdpsnd_treat_wave. This vulnerability is fixed in 3.22.0.
This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2026:6340 https://access.redhat.com/errata/RHSA-2026:6340
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.6 Extended Update Support Via RHSA-2026:6727 https://access.redhat.com/errata/RHSA-2026:6727
This issue has been addressed in the following products: Red Hat Enterprise Linux 10.0 Extended Update Support Via RHSA-2026:6743 https://access.redhat.com/errata/RHSA-2026:6743
This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2026:6799 https://access.redhat.com/errata/RHSA-2026:6799
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2026:6918 https://access.redhat.com/errata/RHSA-2026:6918
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.4 Extended Update Support Via RHSA-2026:6958 https://access.redhat.com/errata/RHSA-2026:6958
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Via RHSA-2026:9640 https://access.redhat.com/errata/RHSA-2026:9640
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Via RHSA-2026:9641 https://access.redhat.com/errata/RHSA-2026:9641
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Red Hat Enterprise Linux 8.8 Telecommunications Update Service Via RHSA-2026:10076 https://access.redhat.com/errata/RHSA-2026:10076
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Via RHSA-2026:10735 https://access.redhat.com/errata/RHSA-2026:10735
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Red Hat Enterprise Linux 8.6 Telecommunications Update Service Via RHSA-2026:10951 https://access.redhat.com/errata/RHSA-2026:10951
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Extended Lifecycle Support Via RHSA-2026:11323 https://access.redhat.com/errata/RHSA-2026:11323
This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2026:19033 https://access.redhat.com/errata/RHSA-2026:19033