CVE-2026-43135
MediumSummary
A vulnerability has been identified in the Linux kernel related to the missing resource unmapping in the snd_cx23885_hw_params() function. An error path has been added to call cx23885_alsa_dma_unmap() to release resources acquired by cx23885_alsa_dma_map().
Risk Assessment
The lack of proper resource unmapping may lead to memory leaks and system instability, threatening the integrity and availability of services.
Recommendation
It is recommended to update the Linux kernel to the latest version to eliminate this vulnerability and ensure proper resource management.
Original NVD description (English source)
In the Linux kernel, the following vulnerability has been resolved: media: cx23885: Add missing unmap in snd_cx23885_hw_params() In error path, add cx23885_alsa_dma_unmap() to release the resource acquired by cx23885_alsa_dma_map().