s390/vfio_ccw: Ensure index for read/write regions are within range
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.2%
exploitation probability
0.2%top 94% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
s390/vfio_ccw: Ensure index for read/write regions are within range
The introduction of the capability chain rightly clamped the
region indexes to the range of the capabilities itself, but
neglected to do so for the existing read/write regions which
should also be enforced.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/3acbedf5c0b8e0971f0de423c05cc02bbf6ddb99https://git.kernel.org/stable/c/649badf3a2fd8929e40198603a2cb21b74c21700https://git.kernel.org/stable/c/79ea5e0c4c8a9842ae85f45062d947b3297dfc07https://git.kernel.org/stable/c/988d9b5be3c2c4baf9457ce8e11b477e13eb9fcfhttps://git.kernel.org/stable/c/9f5f9a78fedc45bc29d6a0a64e3a3472361afae5https://git.kernel.org/stable/c/d3b1e38404b22df5a1f93019f2bb656feaad5ae3https://git.kernel.org/stable/c/d597fa1273802941c7801202135976fecc29672b