Bug 2424975 (CVE-2023-54042) - CVE-2023-54042 kernel: powerpc/64s: Fix VAS mm use after free
Summary: CVE-2023-54042 kernel: powerpc/64s: Fix VAS mm use after free
Keywords:
Status: NEW
Alias: CVE-2023-54042
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-24 12:05 UTC by OSIDB Bzimport
Modified: 2025-12-25 11:43 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-12-24 12:05:16 UTC 
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.
Comment 1 Alexander B 2025-12-25 11:39:53 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025122440-CVE-2023-54042-2617@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.