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CVE-2025-11234

Опубликовано: 07 окт. 2025
Источник: msrc
CVSS3: 7.5
EPSS Низкий

Описание

Qemu-kvm: vnc websocket handshake use-after-free

EPSS

Процентиль: 26%
0.00116
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 7.5
ubuntu
около 2 месяцев назад

A flaw was found in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can lead to the callback firing later on and triggering a use-after-free in the use of the channel. This can be abused by a malicious client with network access to the VNC WebSocket port to cause a denial of service during the WebSocket handshake prior to the VNC client authentication.

CVSS3: 7.5
nvd
около 2 месяцев назад

A flaw was found in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can lead to the callback firing later on and triggering a use-after-free in the use of the channel. This can be abused by a malicious client with network access to the VNC WebSocket port to cause a denial of service during the WebSocket handshake prior to the VNC client authentication.

CVSS3: 7.5
debian
около 2 месяцев назад

A flaw was found in QEMU. If the QIOChannelWebsock object is freed whi ...

CVSS3: 7.5
github
около 2 месяцев назад

A flaw was found in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can lead to the callback firing later on and triggering a use-after-free in the use of the channel. This can be abused by a malicious client with network access to the VNC WebSocket port to cause a denial of service during the WebSocket handshake prior to the VNC client authentication.

EPSS

Процентиль: 26%
0.00116
Низкий

7.5 High

CVSS3