CVE-2025-68238: mtd: rawnand: cadence: fix DMA device NULL pointer dereference

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

0cae7c285f4771a9927ef592899234d307aea5d4 to < 2178b0255eae108bb10e5e99658b28641bc06f43affected
099a316518508be7c57de4134ef919b2dea948ce to < 9c58c64ec41290c12490ca7e1df45013fbbb41fdaffected
e630d32162a8aab92d4aaebae0a8d93039257593 to < e282a4fdf3c6ee842a720010a8b5f7d77bedd126affected
ad9393467fbd788ac2b8a01e492e45ab1b68a1b1 to < b146e0b085d9d6bfe838e0a15481cba7d093c67faffected
0ce5416863965ddd86e066484a306867cf1e01a8 to < 0c635241a62f2f5da1b48bfffae226d1f86a76efaffected
d76d22b5096c5b05208fd982b153b3f182350b19 to < 0c2a43cb43786011b48eeab6093db14888258c6baffected
d76d22b5096c5b05208fd982b153b3f182350b19 to < 5c56bf214af85ca042bf97f8584aab2151035840affected
a33c7492dcdf804b705b6c21018a481414d48038affected
5.10.235 to < 5.10.247affected
5.15.179 to < 5.15.197affected
6.1.130 to < 6.1.159affected
6.6.80 to < 6.6.118affected
6.12.17 to < 6.12.60affected
6.13.5 to < 6.14affected

Linux Linux

Default version status: affected

6.14affected
0 to < 6.14unaffected
5.10.247 to ≤ 5.10.*unaffected
5.15.197 to ≤ 5.15.*unaffected
6.1.159 to ≤ 6.1.*unaffected
6.6.118 to ≤ 6.6.*unaffected
6.12.60 to ≤ 6.12.*unaffected
6.17.10 to ≤ 6.17.*unaffected
6.18 to ≤ *unaffected

CVE-2025-68238

mtd: rawnand: cadence: fix DMA device NULL pointer dereference

Description

Affected products

Linux Linux

Linux Linux

References