CVE-2026-46007
hwmon: (powerz) Avoid cacheline sharing for DMA buffer
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: hwmon: (powerz) Avoid cacheline sharing for DMA buffer Depending on the architecture the transfer buffer may share a cacheline with the following mutex. As the buffer may be used for DMA, that is problematic. Use the high-level DMA helpers to make sure that cacheline sharing can not happen. Also drop the comment, as the helpers are documentation enough. https://sashiko.dev/#/message/20260408175814.934BFC19421%40smtp.kernel.org
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 27, 2026 |
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Affected Versions
Linux / Linux
4381a36abdf1c5c0323c1c51f869dc000115eb20 < 270e5c576a6e30f6b337fa91d35b44c241297533 4381a36abdf1c5c0323c1c51f869dc000115eb20 < 1869da3efe703b016b23d4885f3fe6c1751959c6 4381a36abdf1c5c0323c1c51f869dc000115eb20 < 2fa2273016a0483217404cfe330967c4ac6832a9 4381a36abdf1c5c0323c1c51f869dc000115eb20 < 3023c050af3600bf451153335dea5e073c9a3088
Linux / Linux
6.7
References
git.kernel.org: https://git.kernel.org/stable/c/270e5c576a6e30f6b337fa91d35b44c241297533 git.kernel.org: https://git.kernel.org/stable/c/1869da3efe703b016b23d4885f3fe6c1751959c6 git.kernel.org: https://git.kernel.org/stable/c/2fa2273016a0483217404cfe330967c4ac6832a9 git.kernel.org: https://git.kernel.org/stable/c/3023c050af3600bf451153335dea5e073c9a3088