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CVE-2025-39964

Опубликовано: 13 окт. 2025
Источник: nvd
CVSS3: 7.8
CVSS3: 5.5
EPSS Низкий

Описание

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

crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

Issuing two writes to the same af_alg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencies in the internal socket state.

Disallow this by adding a new ctx->write field that indiciates exclusive ownership for writing.

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 2.6.38 (включая) до 5.10.245 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 5.11 (включая) до 5.15.194 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 5.16 (включая) до 6.1.154 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 6.2 (включая) до 6.6.108 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 6.7 (включая) до 6.12.49 (исключая)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 6.13 (включая) до 6.16.9 (исключая)
cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*
Конфигурация 2

Одновременно

cpe:2.3:o:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp_mfp_firmware:*:*:*:*:*:*:*:*
Версия от 3.1.6 (включая)
cpe:2.3:h:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp_mfp:*:*:*:*:*:*:*:*
Конфигурация 3

Одновременно

cpe:2.3:o:siemens:simatic_s7-1500_cpu_1518f-4_pn\/dp_mfp_firmware:*:*:*:*:*:*:*:*
Версия от 3.1.6 (включая)
cpe:2.3:h:siemens:simatic_s7-1500_cpu_1518f-4_pn\/dp_mfp:*:*:*:*:*:*:*:*

EPSS

Процентиль: 76%
0.01607
Низкий

7.8 High

CVSS3

5.5 Medium

CVSS3

Дефекты

CWE-362
CWE-362

Связанные уязвимости

CVSS3: 5.5
ubuntu
около 1 года назад

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg Issuing two writes to the same af_alg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencies in the internal socket state. Disallow this by adding a new ctx->write field that indiciates exclusive ownership for writing.

CVSS3: 7.3
redhat
около 1 года назад

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg Issuing two writes to the same af_alg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencies in the internal socket state. Disallow this by adding a new ctx->write field that indiciates exclusive ownership for writing.

CVSS3: 5.5
msrc
около 1 года назад

crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg

CVSS3: 5.5
debian
около 1 года назад

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

CVSS3: 3.3
github
около 1 года назад

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg Issuing two writes to the same af_alg socket is bogus as the data will be interleaved in an unpredictable fashion. Furthermore, concurrent writes may create inconsistencies in the internal socket state. Disallow this by adding a new ctx->write field that indiciates exclusive ownership for writing.

EPSS

Процентиль: 76%
0.01607
Низкий

7.8 High

CVSS3

5.5 Medium

CVSS3

Дефекты

CWE-362
CWE-362