CVE-2025-68238
mtd: rawnand: cadence: fix DMA device NULL pointer dereference
Reported by linux · Published December 16, 2025
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.
EPSS 0.19% · 8.8th percentile
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| Linux | Linux | e282a4fdf3c6ee842a720010a8b5f7d77bedd126, 9c58c64ec41290c12490ca7e1df45013fbbb41fd, 6.14, 5c56bf214af85ca042bf97f8584aab2151035840, 2178b0255eae108bb10e5e99658b28641bc06f43, 0c635241a62f2f5da1b48bfffae226d1f86a76ef, 0c2a43cb43786011b48eeab6093db14888258c6b |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | 0cae7c285f4771a9927ef592899234d307aea5d4, 099a316518508be7c57de4134ef919b2dea948ce, e630d32162a8aab92d4aaebae0a8d93039257593 |
| Linux | Linux | 6.14, 0, 5.10.247 |
| Linux | Linux | 6.13.5, 5.10.247, 6.17.10 |
| linux | linux_kernel | 5.15.179, 6.1.130, 6.6.80 |
Timeline
- Dec 16, 2025 CVE Published
- Dec 17, 2025 EPSS Score (30 in total, the first dated here)
- Mar 26, 2026 Coalition ESS Score (2 in total, the first dated here)
- Mar 29, 2026 Distribution Patch (174 in total, the first dated here)
- Mar 29, 2026 Security Advisory (181 in total, the first dated here)
- Jun 17, 2026 CVE Updated
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