CVE-2026-63931
iio: chemical: scd30: fix division by zero in write_raw
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Description
In the Linux kernel, the following vulnerability has been resolved: iio: chemical: scd30: fix division by zero in write_raw Add a zero check for val2 before using it as a divisor when setting the sampling frequency. A user writing a zero fractional part to the sampling_frequency sysfs attribute triggers a division by zero in the kernel.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/4748bce423a363bb8a85a624faeb8f54fe331611
- https://git.kernel.org/stable/c/6308b812acdcac38cbfe1af0b1524c3375f408a5
- https://git.kernel.org/stable/c/c7a740bf75554b051fabb17596ca6e483d6e6d90
- https://git.kernel.org/stable/c/e85bc501947f5ae16dd9adc01162b76d55ab7962
- https://git.kernel.org/stable/c/d98c2e69aab905d1b19a69ffe584efa46a9efd42
References (8)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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