CVE-2026-63883 serial: qcom_geni: fix kfifo underflow when flush precedes DMA completion IRQ

In the Linux kernel, the following vulnerability has been resolved: serial: qcomgeni: fix kfifo underflow when flush precedes DMA completion IRQ When uartflushbuffer runs before the DMA completion IRQ is delivered, the following race can occur all steps serialized by uartportlock: 1. DMA starts:...

PT-2026-61200

In the Linux kernel, the following vulnerability has been resolved: serial: qcom geni: fix kfifo underflow when flush precedes DMA completion IRQ When uart flush buffer runs before the DMA completion IRQ is delivered, the following race can occur all steps serialized by uart port lock: 1. DMA...