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CVE-2025-40203

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CVE-2025-40203

Published: Nov 12, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: listmount: don't call path_put() under namespace semaphore Massage listmount() and make sure we don't call path_put() under the namespace semaphore. If we put the last reference we're fscked.

VendorProductVersions

Linux

Linux

affected
b4c2bea8ceaa50cd42a8f73667389d801a3ecf2d - < 659874b7ee4976ad9ce476e07fd36bc67b3537f1
affected
b4c2bea8ceaa50cd42a8f73667389d801a3ecf2d - < 9c80da26fda2fdcaac7f92b5908875b3108830ff
affected
b4c2bea8ceaa50cd42a8f73667389d801a3ecf2d - < c1f86d0ac322c7e77f6f8dbd216c65d39358ffc0

Linux

Linux

affected
6.8
unaffected
0 - < 6.8
unaffected
6.12.54 - <= 6.12.*
unaffected
6.17.4 - <= 6.17.*
unaffected
6.18 - <= *

References

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