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CVE-2023-53381

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CVE-2023-53381

Published: Sep 18, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: fix leaked reference count of nfsd4_ssc_umount_item The reference count of nfsd4_ssc_umount_item is not decremented on error conditions. This prevents the laundromat from unmounting the vfsmount of the source file. This patch decrements the reference count of nfsd4_ssc_umount_item on error.

VendorProductVersions

Linux

Linux

affected
a4bc287943f5695209ff36bdc89f17b48d68fae7 - < 2da50149981d05955e51c28e982e9ac29bd73417
affected
f4e44b393389c77958f7c58bf4415032b4cda15b - < 80a15dc4a0214b55ca42675bb0bb2a8d857eb1d0
affected
f4e44b393389c77958f7c58bf4415032b4cda15b - < 9f0df37520a27ad99eaacf38418b3d2bb5023105
affected
f4e44b393389c77958f7c58bf4415032b4cda15b - < 6c3c05402547aaca3edb23327b50f01a881831b9
affected
f4e44b393389c77958f7c58bf4415032b4cda15b - < 34e8f9ec4c9ac235f917747b23a200a5e0ec857b

Linux

Linux

affected
5.14
unaffected
0 - < 5.14
unaffected
5.15.154 - <= 5.15.*
unaffected
6.1.16 - <= 6.1.*
unaffected
6.2.3 - <= 6.2.*

+1 more versions

References

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