CVE-2026-98678
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad4030: fix invalid oversampling_ratio validation In ad4030_set_avg_frame_len(), the logarithm is calculated before input validation. Passing zero or negative values leads to an undefined result from ilog2(). Validate that the input is strictly positive prior to computing its logarithm.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedOct 18, 2026
First seenOct 18, 2026
How to fix
Update
- Linux Linux6b0cc4e32599f59c994a60743f53fc72cb2979f4, 6ca6dcbaa68c5e6dc4df171a32c5822e1a4c66c1, d615210564205993e8f0e7ccb57cc2e66b7d5706 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 949abd1ca5a4342d9fb8c774035222e65dd1cfe4 ≤ v < 6b0cc4e32599f59c994a60743f53fc72cb2979f4, 949abd1ca5a4342d9fb8c774035222e65dd1cfe4 ≤ v < 6ca6dcbaa68c5e6dc4df171a32c5822e1a4c66c1, 949abd1ca5a4342d9fb8c774035222e65dd1cfe4 ≤ v < d615210564205993e8f0e7ccb57cc2e66b7d5706, 6.15 | 6b0cc4e32599f59c994a60743f53fc72cb2979f4, 6ca6dcbaa68c5e6dc4df171a32c5822e1a4c66c1, d615210564205993e8f0e7ccb57cc2e66b7d5706 |
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