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CVE-2022-50391

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CVE-2022-50391

Published: Sep 18, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fix memory leak in set_mempolicy_home_node system call When encountering any vma in the range with policy other than MPOL_BIND or MPOL_PREFERRED_MANY, an error is returned without issuing a mpol_put on the policy just allocated with mpol_dup(). This allows arbitrary users to leak kernel memory.

VendorProductVersions

Linux

Linux

affected
c6018b4b254971863bd0ad36bb5e7d0fa0f0ddb0 - < 4ca0eb6b2f3add8c5daefb726ce57dc95d103d33
affected
c6018b4b254971863bd0ad36bb5e7d0fa0f0ddb0 - < 0ce4cc6d269ddc448a825955b495f662f5d9e153
affected
c6018b4b254971863bd0ad36bb5e7d0fa0f0ddb0 - < 38ce7c9bdfc228c14d7621ba36d3eebedd9d4f76

Linux

Linux

affected
5.17
unaffected
0 - < 5.17
unaffected
6.0.17 - <= 6.0.*
unaffected
6.1.3 - <= 6.1.*
unaffected
6.2 - <= *

References

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