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CVE-2025-68238

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CVE-2025-68238

Published: Dec 16, 2025

Modified: May 23, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
0cae7c285f4771a9927ef592899234d307aea5d4 - < 2178b0255eae108bb10e5e99658b28641bc06f43
affected
099a316518508be7c57de4134ef919b2dea948ce - < 9c58c64ec41290c12490ca7e1df45013fbbb41fd
affected
e630d32162a8aab92d4aaebae0a8d93039257593 - < e282a4fdf3c6ee842a720010a8b5f7d77bedd126
affected
ad9393467fbd788ac2b8a01e492e45ab1b68a1b1 - < b146e0b085d9d6bfe838e0a15481cba7d093c67f
affected
0ce5416863965ddd86e066484a306867cf1e01a8 - < 0c635241a62f2f5da1b48bfffae226d1f86a76ef

+9 more versions

Linux

Linux

affected
6.14
unaffected
0 - < 6.14
unaffected
5.10.247 - <= 5.10.*
unaffected
5.15.197 - <= 5.15.*
unaffected
6.1.159 - <= 6.1.*

+4 more versions

References

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