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CVE-2025-68238

UnknownEPSS 0.16%

Last modified

CVE-2025-68238 is a vulnerability of currently unknown severity. 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 estimates a 0.16% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
0.16%

5.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 0cae7c285f4771a9927ef592899234d307aea5d4, < 2178b0255eae108bb10e5e99658b28641bc06f43; >= 099a316518508be7c57de4134ef919b2dea948ce, < 9c58c64ec41290c12490ca7e1df45013fbbb41fd; >= e630d32162a8aab92d4aaebae0a8d93039257593, < e282a4fdf3c6ee842a720010a8b5f7d77bedd126; >= ad9393467fbd788ac2b8a01e492e45ab1b68a1b1, < b146e0b085d9d6bfe838e0a15481cba7d093c67f; >= 0ce5416863965ddd86e066484a306867cf1e01a8, < 0c635241a62f2f5da1b48bfffae226d1f86a76ef; >= d76d22b5096c5b05208fd982b153b3f182350b19, < 0c2a43cb43786011b48eeab6093db14888258c6b; >= d76d22b5096c5b05208fd982b153b3f182350b19, < 5c56bf214af85ca042bf97f8584aab2151035840; a33c7492dcdf804b705b6c21018a481414d48038; >= 5.10.235, < 5.10.247; >= 5.15.179, < 5.15.197; >= 6.1.130, < 6.1.159; >= 6.6.80, < 6.6.118; >= 6.12.17, < 6.12.60; >= 6.13.5, < 6.14
LinuxLinux6.14

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-68238?
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.
How severe is CVE-2025-68238?
Severity scoring for CVE-2025-68238 is pending analysis. The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2025-68238?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST