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CVE-2022-50843

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CVE-2022-50843

Published: Dec 30, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in clone_dtr().

VendorProductVersions

Linux

Linux

affected
7431b7835f554f8608b415a02cf3c3f086309e02 - < 520b56cfd9faee7683f081c3a38f11a81b13a68e
affected
7431b7835f554f8608b415a02cf3c3f086309e02 - < 342cfd8426dff4228e6c714bcb9fc8295a2748dd
affected
7431b7835f554f8608b415a02cf3c3f086309e02 - < 856edd0e92f3fe89606b704c86a93daedddfe6ec
affected
7431b7835f554f8608b415a02cf3c3f086309e02 - < b1ddb666073bb5f36390aaabaa1a4d48d78c52ed
affected
7431b7835f554f8608b415a02cf3c3f086309e02 - < 9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff

+1 more versions

Linux

Linux

affected
5.4
unaffected
0 - < 5.4
unaffected
5.4.229 - <= 5.4.*
unaffected
5.10.163 - <= 5.10.*
unaffected
5.15.87 - <= 5.15.*

+3 more versions

References

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