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CVE-2026-80586

Опубликовано: 27 авг. 2026
Источник: msrc
CVSS3: 5.3
EPSS Низкий

Описание

mptcp: options: reset DSS fields in case of unexpected size

EPSS

Процентиль: 34%
0.00404
Низкий

5.3 Medium

CVSS3

Связанные уязвимости

CVSS3: 9.8
ubuntu
15 дней назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.

CVSS3: 7
redhat
16 дней назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.

CVSS3: 9.8
nvd
15 дней назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.

CVSS3: 9.8
debian
15 дней назад

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

CVSS3: 9.8
github
15 дней назад

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.

EPSS

Процентиль: 34%
0.00404
Низкий

5.3 Medium

CVSS3