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CVE-2026-80637

Опубликовано: 28 авг. 2026
Источник: nvd
CVSS3: 7.5
EPSS Низкий

Описание

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

netfilter: synproxy: fix unaligned memory access in timestamp adjustment

Use get_unaligned_be32() and put_unaligned_be32() to safely read and write the timestamp fields. This prevents performance degradation due to unaligned memory access or even a crash on strict alignment architectures.

This follows the implementation of timestamp parsing in the networking stack at tcp_parse_options() and synproxy_parse_options().

EPSS

Процентиль: 38%
0.00446
Низкий

7.5 High

CVSS3

Дефекты

Связанные уязвимости

CVSS3: 7.5
ubuntu
20 дней назад

In the Linux kernel, the following vulnerability has been resolved: netfilter: synproxy: fix unaligned memory access in timestamp adjustment Use get_unaligned_be32() and put_unaligned_be32() to safely read and write the timestamp fields. This prevents performance degradation due to unaligned memory access or even a crash on strict alignment architectures. This follows the implementation of timestamp parsing in the networking stack at tcp_parse_options() and synproxy_parse_options().

CVSS3: 5.5
redhat
20 дней назад

In the Linux kernel, the following vulnerability has been resolved: netfilter: synproxy: fix unaligned memory access in timestamp adjustment Use get_unaligned_be32() and put_unaligned_be32() to safely read and write the timestamp fields. This prevents performance degradation due to unaligned memory access or even a crash on strict alignment architectures. This follows the implementation of timestamp parsing in the networking stack at tcp_parse_options() and synproxy_parse_options().

msrc
19 дней назад

netfilter: synproxy: fix unaligned memory access in timestamp adjustment

CVSS3: 7.5
debian
20 дней назад

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

CVSS3: 7.5
github
20 дней назад

In the Linux kernel, the following vulnerability has been resolved: netfilter: synproxy: fix unaligned memory access in timestamp adjustment Use get_unaligned_be32() and put_unaligned_be32() to safely read and write the timestamp fields. This prevents performance degradation due to unaligned memory access or even a crash on strict alignment architectures. This follows the implementation of timestamp parsing in the networking stack at tcp_parse_options() and synproxy_parse_options().

EPSS

Процентиль: 38%
0.00446
Низкий

7.5 High

CVSS3

Дефекты