Описание
FreeRDP is a free implementation of the Remote Desktop Protocol. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free. Prior to 3.22.0, This vulnerability is fixed in 3.22.0.
A heap buffer use after free has been discovered in FreeRDP. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free.
Отчет
Availability impact is limited to the FreeRDP instance on Red Hat Products. General system availability is not at risk.
Меры по смягчению последствий
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat Enterprise Linux 6 | freerdp | Out of support scope | ||
| Red Hat Enterprise Linux 7 | freerdp | Not affected | ||
| Red Hat Enterprise Linux 10 | freerdp | Fixed | RHSA-2026:6799 | 07.04.2026 |
| Red Hat Enterprise Linux 10 | freerdp | Fixed | RHSA-2026:19033 | 19.05.2026 |
| Red Hat Enterprise Linux 10.0 Extended Update Support | freerdp | Fixed | RHSA-2026:6743 | 07.04.2026 |
| Red Hat Enterprise Linux 8 | freerdp | Fixed | RHSA-2026:6918 | 07.04.2026 |
| Red Hat Enterprise Linux 9 | freerdp | Fixed | RHSA-2026:6340 | 01.04.2026 |
| Red Hat Enterprise Linux 9.4 Extended Update Support | freerdp | Fixed | RHSA-2026:6958 | 08.04.2026 |
| Red Hat Enterprise Linux 9.6 Extended Update Support | freerdp | Fixed | RHSA-2026:6727 | 07.04.2026 |
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Дополнительная информация
Статус:
EPSS
5.3 Medium
CVSS3
Связанные уязвимости
FreeRDP is a free implementation of the Remote Desktop Protocol. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free. Prior to 3.22.0, This vulnerability is fixed in 3.22.0.
FreeRDP is a free implementation of the Remote Desktop Protocol. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free. Prior to 3.22.0, This vulnerability is fixed in 3.22.0.
FreeRDP is a free implementation of the Remote Desktop Protocol. ainpu ...
Уязвимость функции ainput_send_input_event() RDP-клиента FreeRDP, позволяющая нарушителю вызвать отказ в обслуживании или выполнить произвольный код
EPSS
5.3 Medium
CVSS3