CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.8. It affects Linux. It may be remotely exploitable.
CVE
CVE-2025-21734
Severity
HIGH
CVSS
7.8
EPSS
0.20%
Linux
Original NVD Description
In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix copy buffer page size For non-registered buffer, fastrpc driver copies the buffer and pass it to the remote subsystem. There is a problem with current implementation of page size calculation which is not considering the offset in the calculation. This might lead to passing of improper and out-of-bounds page size which could result in memory issue. Calculate page start and page end using the offset adjusted address instead of absolute address.
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