Description
A particular case of memory sharing is mishandled in the virtual memory system. This is very similar to SA-21:08.vm, but with a different root cause. An unprivileged local user process can maintain a mapping of a page after it is freed, allowing that process to read private data belonging to other processes or the kernel.
CVSS Metrics
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Attack Vector
- local
- Complexity
- low
- Privileges
- none
- User Action
- none
- Scope
- unchanged
- Confidentiality
- none
- Integrity
- low
- Availability
- none
- Weaknesses
- CWE-401
Metadata
- Primary Vendor
- FREEBSD
- Published
- 2/15/2024
- Last Modified
- 6/4/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
freebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsdfreebsd : freebsd
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