vfio/platform: check the bounds of read/write syscalls
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
vfio/platform: check the bounds of read/write syscalls
count and offset are passed from user space and not checked, only
offset is capped to 40 bits, which can be used to read/write out of
bounds of the device.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/1485932496a1b025235af8aa1e21988d6b7ccd54https://git.kernel.org/stable/c/665cfd1083866f87301bbd232cb8ba48dcf4accehttps://git.kernel.org/stable/c/6bcb8a5b70b80143db9bf12dfa7d53636f824d53https://git.kernel.org/stable/c/92340e6c5122d823ad064984ef7513eba9204048https://git.kernel.org/stable/c/9377cdc118cf327248f1a9dde7b87de067681dc9https://git.kernel.org/stable/c/a20fcaa230f7472456d12cf761ed13938e320ac3https://git.kernel.org/stable/c/c981c32c38af80737a2fedc16e270546d139ccddhttps://git.kernel.org/stable/c/ce9ff21ea89d191e477a02ad7eabf4f996b80a69https://git.kernel.org/stable/c/d19a8650fd3d7aed8d1af1d9a77f979a8430eba1https://git.kernel.org/stable/c/ed81d82bb6e9df3a137f2c343ed689e6c68268efhttps://git.kernel.org/stable/c/f21636f24b6786c8b13f1af4319fa75ffcf17f38https://git.kernel.org/stable/c/f65ce06387f8c1fb54bd59e18a8428248ec68eaf