CVE-2026-64169

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Source

https://cve.org/CVERecord?id=CVE-2026-64169

Import Source

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2026-64169

Downstream

Published

2026-07-19T15:40:54.092Z

Modified

2026-07-21T03:47:18.061996537Z

Summary

spi: ep93xx: fix error pointer deref after DMA setup failure

Details

In the Linux kernel, the following vulnerability has been resolved:

spi: ep93xx: fix error pointer deref after DMA setup failure

The driver falls back to PIO mode if DMA setup fails during probe.

Make sure to the clear the DMA channel pointers on setup failure to avoid dereferencing an error pointer on later probe errors or driver unbind.

This issue was flagged by Sashiko when reviewing a devres allocation conversion patch.

Database specific

{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64169.json"
}

References

Affected packages

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

e79e7c2df6277ee1ad9364a231f6183da4492415

Fixed

b6c0dabea07e25bd7db19a77ebfd0d02b9e2671a

Fixed

8e027db9fa310b1d5e7ad928510be800c4f004d9

Fixed

0e2189ab095e3657f37b8295f3f2bbcde0f27529

Fixed

5e121a81667a83e9a01d62b429e340f5a4a84abc

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-64169.json"

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-64169.json"