CVE-2022-4994

CVE-2022-4994 concerns a Linux kernel KVM/x86 issue where the fast IN path for in-kernel PIO was adjusted. The change routes fast PIO through __emulator_pio_in() directly instead of bouncing via emulator_pio_in(), since __emulator_pio_in() now fills the required value and vcpu->arch.pio.count ...

CVE-2026-64170

A flaw was found in the Linux kernel's Serial Peripheral Interface SPI Qualcomm Universal Peripheral QUP driver. When the Direct Memory Access DMA setup fails during the driver's initialization, the driver attempts to fall back to Programmed Input/Output PIO mode. However, it fails to properly...

CVE-2026-64169

Affected software: Linux kernel SPI ep93xx driver. Issue: error pointer dereference after DMA setup failure during probe, leading to potential dereferencing of an error pointer on later probe errors or driver unbind. Root cause: failure to clear DMA channel pointers when DMA setup fails, causing ...

SUSE CVE-2025-38336

In the Linux kernel, the following vulnerability has been resolved: ata: patavia: Force PIO for ATAPI devices on VT6415/VT6330 The controller has a hardware bug that can hard hang the system when doing ATAPI DMAs without any trace of what happened. Depending on the device attached, it can also...

Code injection

libata in the Linux kernel before 2.6.27.9 does not set minimum timeouts for SGIO requests, which allows local users to cause a denial of service Programmed I/O mode on drives via multiple simultaneous invocations of an unspecified test program...

CVE-2008-5700

libata in the Linux kernel before 2.6.27.9 does not set minimum timeouts for SGIO requests, which allows local users to cause a denial of service Programmed I/O mode on drives via multiple simultaneous invocations of an unspecified test program...