OpenE2K/qemu-e2k
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qemu-e2k/hw/char
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Philippe Mathieu-Daudé b4295bff25 hw/char/virtio-serial-bus: Protect from DMA re-entrancy bugs 
Replace qemu_bh_new_guarded() by virtio_bh_new_guarded()
so the bus and device use the same guard. Otherwise the
DMA-reentrancy protection can be bypassed.

Fixes: CVE-2024-3446
Cc: qemu-stable@nongnu.org
Suggested-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20240409105537.18308-4-philmd@linaro.org>
2024-04-10 09:09:33 +02:00
..
avr_usart.c
bcm2835_aux.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
cadence_uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
cmsdk-apb-uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
debugcon.c
digic-uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
escc.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
etraxfs_ser.c
exynos4210_uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
goldfish_tty.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
grlib_apbuart.c hw/sparc/grlib: split out the headers for each peripherals 2024-02-15 16:58:46 +01:00
ibex_uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
imx_serial.c hw/char/imx_serial: Implement receive FIFO and ageing timer 2024-01-26 11:34:21 +00:00
ipoctal232.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
Kconfig
mcf_uart.c hw/char/mcf_uart: Have mcf_uart_create() return DeviceState 2023-11-01 07:31:05 +01:00
mchp_pfsoc_mmuart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
meson.build
nrf51_uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
omap_uart.c
parallel-isa.c hw/char/parallel-isa: Implement relocation and enabling/disabling for TYPE_ISA_PARALLEL 2024-02-14 06:09:32 -05:00
parallel.c hw/char/parallel: Move portio_list from ParallelState to ISAParallelState 2024-02-14 06:09:32 -05:00
pl011.c hw/char/pl011: Add support for loopback 2024-03-05 13:22:55 +00:00
renesas_sci.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
riscv_htif.c hw/char: riscv_htif: replace exit calls with proper shutdown 2023-10-12 12:35:36 +10:00
sclpconsole-lm.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
sclpconsole.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
serial-isa.c hw/char/serial-isa: Implement relocation and enabling/disabling for TYPE_ISA_SERIAL 2024-02-14 06:09:32 -05:00
serial-pci-multi.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
serial-pci.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
serial.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
sh_serial.c
shakti_uart.c
sifive_uart.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
spapr_vty.c hw/char: Constify VMState 2023-12-29 11:17:30 +11:00
stm32f2xx_usart.c hw/char/stm32f2xx_usart: Update IRQ when DR is written 2023-11-02 13:36:45 +00:00
terminal3270.c
trace-events hw/xen: update Xen console to XenDevice model 2023-11-07 08:54:20 +00:00
trace.h
virtio-console.c
virtio-serial-bus.c hw/char/virtio-serial-bus: Protect from DMA re-entrancy bugs 2024-04-10 09:09:33 +02:00
xen_console.c hw/char/xen_console: Fix missing ERRP_GUARD() for error_prepend() 2024-03-09 18:51:45 +01:00
xilinx_uartlite.c