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Vulnerability record · CVE-2023-54042 · published 24 December 2025

CVE-2023-54042: In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix VAS mm use after free T…

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.

7.8 CVSS 3.1 High EPSS 0.14% · top 97.3% Deferred
7.8CVSS 3.1 base score
0.14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
4 Aug 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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Source: NIST National Vulnerability Database (record CVE-2023-54042), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.