CVE-2025-68238
mtd: rawnand: cadence: fix DMA device NULL pointer dereference
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: fix DMA device NULL pointer dereference The DMA device pointer `dma_dev` was being dereferenced before ensuring that `cdns_ctrl->dmac` is properly initialized. Move the assignment of `dma_dev` after successfully acquiring the DMA channel to ensure the pointer is valid before use.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 16, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
0cae7c285f4771a9927ef592899234d307aea5d4 < 2178b0255eae108bb10e5e99658b28641bc06f43 099a316518508be7c57de4134ef919b2dea948ce < 9c58c64ec41290c12490ca7e1df45013fbbb41fd e630d32162a8aab92d4aaebae0a8d93039257593 < e282a4fdf3c6ee842a720010a8b5f7d77bedd126 ad9393467fbd788ac2b8a01e492e45ab1b68a1b1 < b146e0b085d9d6bfe838e0a15481cba7d093c67f 0ce5416863965ddd86e066484a306867cf1e01a8 < 0c635241a62f2f5da1b48bfffae226d1f86a76ef d76d22b5096c5b05208fd982b153b3f182350b19 < 0c2a43cb43786011b48eeab6093db14888258c6b d76d22b5096c5b05208fd982b153b3f182350b19 < 5c56bf214af85ca042bf97f8584aab2151035840 a33c7492dcdf804b705b6c21018a481414d48038
Linux / Linux
6.14
References
git.kernel.org: https://git.kernel.org/stable/c/2178b0255eae108bb10e5e99658b28641bc06f43 git.kernel.org: https://git.kernel.org/stable/c/9c58c64ec41290c12490ca7e1df45013fbbb41fd git.kernel.org: https://git.kernel.org/stable/c/e282a4fdf3c6ee842a720010a8b5f7d77bedd126 git.kernel.org: https://git.kernel.org/stable/c/b146e0b085d9d6bfe838e0a15481cba7d093c67f git.kernel.org: https://git.kernel.org/stable/c/0c635241a62f2f5da1b48bfffae226d1f86a76ef git.kernel.org: https://git.kernel.org/stable/c/0c2a43cb43786011b48eeab6093db14888258c6b git.kernel.org: https://git.kernel.org/stable/c/5c56bf214af85ca042bf97f8584aab2151035840