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CVE-2025-22037

Опубликовано: 16 апр. 2025
Источник: nvd
CVSS3: 5.5
EPSS Низкий

Описание

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix null pointer dereference in alloc_preauth_hash()

The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия до 6.12.23 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 6.13 (включая) до 6.13.11 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 6.14 (включая) до 6.14.2 (исключая)

EPSS

Процентиль: 11%
0.00037
Низкий

5.5 Medium

CVSS3

Дефекты

CWE-476

Связанные уязвимости

CVSS3: 5.5
ubuntu
7 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.

CVSS3: 5.5
redhat
7 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.

msrc
2 месяца назад

ksmbd: fix null pointer dereference in alloc_preauth_hash()

CVSS3: 5.5
debian
7 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: k ...

CVSS3: 5.5
github
7 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.

EPSS

Процентиль: 11%
0.00037
Низкий

5.5 Medium

CVSS3

Дефекты

CWE-476