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CVE-2021-20261

Опубликовано: 11 мар. 2021
Источник: debian

Описание

A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
linuxfixed4.5.1-1package

Примечания

  • https://git.kernel.org/linus/a0c80efe5956ccce9fe7ae5c78542578c07bc20a

  • https://bugzilla.redhat.com/show_bug.cgi?id=1932150

Связанные уязвимости

CVSS3: 6.4
ubuntu
почти 5 лет назад

A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.

CVSS3: 6.7
redhat
почти 5 лет назад

A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.

CVSS3: 6.4
nvd
почти 5 лет назад

A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.

github
больше 3 лет назад

A race condition was found in the Linux kernels implementation of the floppy disk drive controller driver software. The impact of this issue is lessened by the fact that the default permissions on the floppy device (/dev/fd0) are restricted to root. If the permissions on the device have changed the impact changes greatly. In the default configuration root (or equivalent) permissions are required to attack this flaw.

CVSS3: 6.4
fstec
около 10 лет назад

Уязвимость функции lock_fdc() ядра операционных систем Linux, позволяющая нарушителю вызвать отказ в обслуживании