CVE-2026-74546
No CVSS score yet. EPSS 0.2% chance of exploitation in the next 30 days.
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
- 0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
References
- https://git.kernel.org/stable/c/009240d057e26831cc925feaba4c490209c1d0ba
- https://git.kernel.org/stable/c/1b46fe9dc8f8de59310f37e6c5e5c0e05ded46c3
- https://git.kernel.org/stable/c/689a2ea75434131d0af58aeb7d51fde40e858b4d
- https://git.kernel.org/stable/c/76963b04b2d1c648d69949d8dd521e1ff7f40b51
- https://git.kernel.org/stable/c/832069bec79cf6f903441c5769d3cdba95d0af33