CVE-2026-98342

The Linux kernel dmaengine component contains a vulnerability where dma_device_release() unlinks a device using list_del_RCU() and subsequently frees it without ensuring a grace period. This allows concurrent RCU readers in dma_issue_pending_all() to access the device after it has been freed, pot...

CVE-2026-98342 dmaengine: wait for RCU readers before releasing dma_device

In the Linux kernel, the following vulnerability has been resolved: dmaengine: wait for RCU readers before releasing dmadevice dmaissuependingall walks the dmadevicelist with listforeachentryrcu under rcureadlock. dmadevicerelease unlinks the device with listdelrcu and then calls...