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GHSA-mmcj-w3hp-5m84

Опубликовано: 21 окт. 2026
Источник: github
Github: Не прошло ревью
CVSS4: 8.7
CVSS3: 8.8

Описание

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FORMATS PDUs with an nBlockAlign too small for nChannels, causing an unbounded heap write during server audio playback, potentially enabling code execution.

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FORMATS PDUs with an nBlockAlign too small for nChannels, causing an unbounded heap write during server audio playback, potentially enabling code execution.

EPSS

Процентиль: 48%
0.00576
Низкий

8.7 High

CVSS4

8.8 High

CVSS3

Дефекты

CWE-122

Связанные уязвимости

CVSS3: 8.8
ubuntu
19 дней назад

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FORMATS PDUs with an nBlockAlign too small for nChannels, causing an unbounded heap write during server audio playback, potentially enabling code execution.

CVSS3: 8.8
redhat
19 дней назад

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FORMATS PDUs with an nBlockAlign too small for nChannels, causing an unbounded heap write during server audio playback, potentially enabling code execution.

CVSS3: 8.8
nvd
19 дней назад

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the server-side rdpsnd channel because an integer wraparound in rdpsnd_server_select_format() DVI_ADPCM block-alignment arithmetic bypasses validation. A malicious RDP client can send two SNDC_FORMATS PDUs with an nBlockAlign too small for nChannels, causing an unbounded heap write during server audio playback, potentially enabling code execution.

CVSS3: 8.8
debian
19 дней назад

FreeRDP before 3.32.1 contains a heap-based buffer overflow in the ser ...

oracle-oval
6 дней назад

ELSA-2026-94514: freerdp security, bug fix, and enhancement update (IMPORTANT)

EPSS

Процентиль: 48%
0.00576
Низкий

8.7 High

CVSS4

8.8 High

CVSS3

Дефекты

CWE-122