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CVE-2023-54309

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CVE-2023-54309

Published: Dec 30, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm_vtpm_proxy: fix a race condition in /dev/vtpmx creation /dev/vtpmx is made visible before 'workqueue' is initialized, which can lead to a memory corruption in the worst case scenario. Address this by initializing 'workqueue' as the very first step of the driver initialization.

VendorProductVersions

Linux

Linux

affected
6f99612e250041a2402d3b1694bccb149cd424a4 - < 509d21f1c4bb9d35d397fca3226165b156a7639f
affected
6f99612e250041a2402d3b1694bccb149cd424a4 - < 04e8697d26613ccea760cf57eb20a5a27f788c0f
affected
6f99612e250041a2402d3b1694bccb149cd424a4 - < 86b9820395f226b8f33cbae9599deebf8af1ce72
affected
6f99612e250041a2402d3b1694bccb149cd424a4 - < 9ff7fcb3a2ed0e9b895bb5b4c13872d584a8815b
affected
6f99612e250041a2402d3b1694bccb149cd424a4 - < e08295290c53a3cf174c236721747a01b9550ae2

+3 more versions

Linux

Linux

affected
4.8
unaffected
0 - < 4.8
unaffected
4.14.322 - <= 4.14.*
unaffected
4.19.291 - <= 4.19.*
unaffected
5.4.251 - <= 5.4.*

+5 more versions

References

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