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CVE-2022-49860: dmaengine: ti: k3-udma-glue: fix memory leak when register device fail

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-01 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: fix memory leak when register device fail If device_register() fails, it should call put_device() to give up reference, the name allocated in dev_set_name() can be freed in callback function kobject_cleanup().

Affected products

• Linux kernel: from 5.11 before 5.15.79; from 5.16 before 6.0.9; 6.1-rc1, 6.1-rc2, 6.1-rc3, 6.1-rc4 — fixed in 5.15.79, 6.0.9

How to fix

Upgrade to a fixed version: Linux kernel 5.15.79, 6.0.9. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/025eab5189fc7ee223ae9b4bc49d7df196543e53
• https://git.kernel.org/stable/c/1dd27541aa2b95bde71bddd43d73f9c16d73272c
• https://git.kernel.org/stable/c/ac2b9f34f02052709aea7b34bb2a165e1853eb41

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