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Xie Yongji b5fba782cc virtio_console: Assure used length from device is limited 
[ Upstream commit d00d8da5869a2608e97cfede094dfc5e11462a46 ]

The buf->len might come from an untrusted device. This
ensures the value would not exceed the size of the buffer
to avoid data corruption or loss.

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210525125622.1203-1-xieyongji@bytedance.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-20 16:16:12 +02:00
..
agp
parisc: parisc-agp requires SBA IOMMU driver
2021-04-14 08:22:32 +02:00
hw_random
hwrng: timeriomem - Fix cooldown period calculation
2021-03-04 09:39:41 +01:00
ipmi
ipmi/watchdog: Stop watchdog timer when the current action is 'none'
2021-07-20 16:16:05 +02:00
mwave
char/mwave: fix potential Spectre v1 vulnerability
2019-01-31 08:14:36 +01:00
pcmcia
char: pcmcia: error out if 'num_bytes_read' is greater than 4 in set_protocol()
2021-07-20 16:15:55 +02:00
tpm
tpm: fix error return code in tpm2_get_cc_attrs_tbl()
2021-05-22 10:59:39 +02:00
xilinx_hwicap
…
xillybus
PCI: Add Altera vendor ID
2018-03-14 19:13:47 +01:00
adi.c
char: sparc64: Add privileged ADI driver
2018-06-05 11:24:55 -07:00
apm-emulation.c
proc: introduce proc_create_single{,_data}
2018-05-16 07:23:35 +02:00
applicom.c
applicom: Fix potential Spectre v1 vulnerabilities
2019-03-10 07:17:20 +01:00
applicom.h
…
bsr.c
…
ds1620.c
proc: introduce proc_create_single{,_data}
2018-05-16 07:23:35 +02:00
dsp56k.c
…
dtlk.c
…
efirtc.c
proc: introduce proc_create_single{,_data}
2018-05-16 07:23:35 +02:00
generic_nvram.c
…
hangcheck-timer.c
…
hpet.c
char: hpet: add checks after calling ioremap
2021-06-03 08:38:09 +02:00
Kconfig
tty: mark Siemens R3964 line discipline as BROKEN
2019-04-17 08:38:47 +02:00
lp.c
lp: fix sparc64 LPSETTIMEOUT ioctl
2019-12-13 08:50:58 +01:00
Makefile
char: sparc64: Add privileged ADI driver
2018-06-05 11:24:55 -07:00
mbcs.c
…
mbcs.h
…
mem.c
/dev/mem: Bail out upon SIGKILL.
2019-10-05 13:10:11 +02:00
misc.c
proc: introduce proc_create_seq{,_data}
2018-05-16 07:23:35 +02:00
mspec.c
char: mspec: change return type to vm_fault_t
2018-04-23 13:51:53 +02:00
nsc_gpio.c
…
nvram.c
proc: introduce proc_create_single{,_data}
2018-05-16 07:23:35 +02:00
nwbutton.c
…
nwbutton.h
…
nwflash.c
…
pc8736x_gpio.c
…
powernv-op-panel.c
…
ppdev.c
ppdev: fix PPGETTIME/PPSETTIME ioctls
2019-12-17 20:35:13 +01:00
ps3flash.c
…
random.c
random: fix the RNDRESEEDCRNG ioctl
2021-03-04 09:39:31 +01:00
raw.c
treewide: Use array_size() in vzalloc()
2018-06-12 16:19:22 -07:00
rtc.c
char: rtc: remove task handling
2018-08-02 17:16:03 +02:00
scx200_gpio.c
…
snsc_event.c
…
snsc.c
…
snsc.h
…
sonypi.c
…
tb0219.c
…
tlclk.c
drivers: char: tlclk.c: Avoid data race between init and interrupt handler
2020-10-01 13:14:42 +02:00
toshiba.c
proc: introduce proc_create_single{,_data}
2018-05-16 07:23:35 +02:00
ttyprintk.c
ttyprintk: Add TTY hangup callback.
2021-05-22 10:59:32 +02:00
uv_mmtimer.c
…
virtio_console.c
virtio_console: Assure used length from device is limited
2021-07-20 16:16:12 +02:00