Philippe Mathieu-Daudé e7c2df3fd7 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> (cherry picked from commit b4295bff25) Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>		2024-04-10 19:27:04 +03:00
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avr_usart.c
bcm2835_aux.c
cadence_uart.c	hw/char: cadence_uart: Log a guest error when device is unclocked or in reset	2021-09-13 16:07:21 +01:00
cmsdk-apb-uart.c
debugcon.c
digic-uart.c
escc.c	hw/char: fix qcode array bounds check in ESCC impl	2022-04-26 16:12:26 +01:00
etraxfs_ser.c
exynos4210_uart.c	Drop useless casts from g_malloc() & friends to pointer	2022-10-22 23:15:40 +02:00
goldfish_tty.c	hw/m68k: Fix typo in SPDX tag	2021-11-09 10:11:27 +01:00
grlib_apbuart.c
ibex_uart.c	hw/char: ibex_uart: Register device in 'input' category	2021-10-07 08:41:33 +10:00
imx_serial.c
ipoctal232.c
Kconfig	hw/char: Add config for shakti uart	2021-09-01 11:59:12 +10:00
mcf_uart.c
mchp_pfsoc_mmuart.c	hw/char/mchp_pfsoc_mmuart: QOM'ify PolarFire MMUART	2021-10-07 08:41:33 +10:00
meson.build	hw/char: Add config for shakti uart	2021-09-01 11:59:12 +10:00
nrf51_uart.c
omap_uart.c
parallel-isa.c
parallel.c	acpi: parallel port: replace ISADeviceClass::build_aml with AcpiDevAmlIfClass:build_dev_aml	2022-06-09 19:32:48 -04:00
pl011.c	hw/char/pl011: fix baud rate calculation	2022-10-20 11:27:48 +01:00
renesas_sci.c
riscv_htif.c	hw/char/riscv_htif: Fix printing of console characters on big endian hosts	2023-09-13 12:21:22 +03:00
sclpconsole-lm.c
sclpconsole.c
serial-isa.c	acpi: serial-is: replace ISADeviceClass::build_aml with AcpiDevAmlIfClass:build_dev_aml	2022-06-09 19:32:48 -04:00
serial-pci-multi.c
serial-pci.c
serial.c	serial: Allow unaligned i/o access	2022-09-29 14:38:05 +04:00
sh_serial.c	hw/char/sh_serial: Add device id to trace output	2021-10-30 18:39:37 +02:00
shakti_uart.c	hw/char: shakti_uart: Register device in 'input' category	2021-10-07 08:41:33 +10:00
sifive_uart.c	hw/char: sifive_uart: Register device in 'input' category	2021-10-07 08:41:33 +10:00
spapr_vty.c
stm32f2xx_usart.c	Fix STM32F2XX USART data register readout	2021-12-15 10:11:34 +00:00
terminal3270.c
trace-events	hw/char/sh_serial: Add device id to trace output	2021-10-30 18:39:37 +02:00
trace.h
virtio-console.c
virtio-serial-bus.c	hw/char/virtio-serial-bus: Protect from DMA re-entrancy bugs	2024-04-10 19:27:04 +03:00
xen_console.c
xilinx_uartlite.c