Vulnerabilities > CVE-2025-21687 - Out-of-bounds Write vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/1485932496a1b025235af8aa1e21988d6b7ccd54
- https://git.kernel.org/stable/c/665cfd1083866f87301bbd232cb8ba48dcf4acce
- https://git.kernel.org/stable/c/6bcb8a5b70b80143db9bf12dfa7d53636f824d53
- https://git.kernel.org/stable/c/92340e6c5122d823ad064984ef7513eba9204048
- https://git.kernel.org/stable/c/a20fcaa230f7472456d12cf761ed13938e320ac3
- https://git.kernel.org/stable/c/c981c32c38af80737a2fedc16e270546d139ccdd
- https://git.kernel.org/stable/c/ce9ff21ea89d191e477a02ad7eabf4f996b80a69
- https://git.kernel.org/stable/c/d19a8650fd3d7aed8d1af1d9a77f979a8430eba1
- https://git.kernel.org/stable/c/f21636f24b6786c8b13f1af4319fa75ffcf17f38