CVE-2022-49861: dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()
In the Linux kernel, the following vulnerability has been resolved:
dmaengine: mvxorv2: Fix a resource leak in mvxorv2remove()
A clkprepareenable() call in the probe is not balanced by a corresponding clkdisableunprepare() in the remove function.
Add the missing call.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2022-49861?
CVE-2022-49861 has been classified as having a low severity level due to the nature of the resource leak.
How do I fix CVE-2022-49861?
To fix CVE-2022-49861, ensure that the clk_disable_unprepare() call is added to the mv_xor_v2_remove() function.
What systems are affected by CVE-2022-49861?
CVE-2022-49861 affects versions of the Linux Kernel that utilize the mv_xor_v2 DMA engine.
What is the impact of CVE-2022-49861?
The impact of CVE-2022-49861 is primarily a resource leak that may lead to performance degradation over time.
When was CVE-2022-49861 disclosed?
CVE-2022-49861 was disclosed as part of a routine patch for the Linux Kernel.