From this webpage screenshot, we can extract the following key information about the vulnerability: 1. Vulnerability Description: - Issue: The function may cause a memory leak when releasing . - Cause: If pages are not faulted in (i.e., not pre-mapped), the function attempts to release them, but the reference count ( ) in does not drop to 0. This prevents from properly releasing these pages. 2. Fix Measures: - Solution: An additional call was added in the function to release unfaulted pages. - Code Change: 3. Patch Source: - Patch Author: Steve Sistare - Patch Submission Date: September 3, 2024 - Patch Status: Merged into upstream 4. Related Links: - Original Issue Link: https://lkml.kernel.org/r/1725373521-451395-3-git-send-email-steven.sistare@oracle.com - Fix Patch Link: https://lkml.kernel.org/r/59e081ff2e91bbf19b8c1ecb75b031f778858383 5. Affected Code File: - File Name: - File Path: 6. Patch Status: - Merged: Merged into upstream This information helps us understand the vulnerability's background, the fix applied, and the detailed status of the patch.