The vulnerability of the mmp_pdma_residue() function in the drivers/dma/mmp_pdma.c file of the Linux operating system’s DMA driver kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the mmppdmaresidue function in the drivers/dma/mmppdma.c file of the Linux kernel’s DMA driver relates to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of...

CVE-2025-71221 dmaengine: mmp_pdma: Fix race condition in mmp_pdma_residue()

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mmppdma: Fix race condition in mmppdmaresidue Add proper locking in mmppdmaresidue to prevent use-after-free when accessing descriptor list and descriptor contents. The race occurs when multiple threads call txstatus...