CVE-2023-54042
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BaseFortify

Publication date: 2025-12-24

Last updated on: 2025-12-29

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix VAS mm use after free The refcount on mm is dropped before the coprocessor is detached.
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Meta Information
Published
2025-12-24
Last Modified
2025-12-29
Generated
2026-06-16
AI Q&A
2025-12-24
EPSS Evaluated
2026-06-15
NVD
CVE-2023-54042
EUVD
EUVD-2025-205112
Affected Vendors & Products
Currently, no data is known.
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability in the Linux kernel involves a use-after-free issue in the powerpc/64s architecture. Specifically, the reference count on the memory management structure (mm) is dropped before the coprocessor is detached, which can lead to accessing freed memory.

Impact Analysis

This vulnerability can lead to undefined behavior such as system crashes or potential security risks due to use-after-free memory access in the Linux kernel on powerpc/64s systems.

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