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CVE-2026-74546

Опубликовано: 23 авг. 2026
Источник: msrc
CVSS3: 4.7
EPSS Низкий

Описание

hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read

EPSS

Процентиль: 11%
0.00215
Низкий

4.7 Medium

CVSS3

Связанные уязвимости

ubuntu
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FAN_DATA_VALID() check and the FAN_PERIOD_TO_RPM() conversion, it will result in a divide-by-zero crash due to a race with a concurrent update of the cached fan value. Fix a TOCTOU issue by reading fan data once.

CVSS3: 5.5
redhat
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FAN_DATA_VALID() check and the FAN_PERIOD_TO_RPM() conversion, it will result in a divide-by-zero crash due to a race with a concurrent update of the cached fan value. Fix a TOCTOU issue by reading fan data once.

nvd
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FAN_DATA_VALID() check and the FAN_PERIOD_TO_RPM() conversion, it will result in a divide-by-zero crash due to a race with a concurrent update of the cached fan value. Fix a TOCTOU issue by reading fan data once.

debian
около 2 месяцев назад

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

github
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: hwmon: (adt7470) Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FAN_DATA_VALID() check and the FAN_PERIOD_TO_RPM() conversion, it will result in a divide-by-zero crash due to a race with a concurrent update of the cached fan value. Fix a TOCTOU issue by reading fan data once.

EPSS

Процентиль: 11%
0.00215
Низкий

4.7 Medium

CVSS3