CVE-2025-68300

Published: Dec 16, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: fs/namespace: fix reference leak in grab_requested_mnt_ns lookup_mnt_ns() already takes a reference on mnt_ns. grab_requested_mnt_ns() doesn't need to take an extra reference.

Vendor	Product	Versions
Linux	Linux	affected `ba306daa7fa8ae0be5d64c215e9d43a88b4bc8bf - < 4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5` affected `8ff97ade912dcfc5ac1783c4b8d615aacd26fd17 - < fe256e59b8e7f126b2464ee32bd9fee131f0a883` affected `78f0e33cd6c939a555aa80dbed2fec6b333a7660 - < 7b6dcd9bfd869eee7693e45b1817dac8c56e5f86`
Linux	Linux	affected `6.12.59 - < 6.12.61` affected `6.17.9 - < 6.17.11`

References

https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5

https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883

https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86

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CVE-2025-68300

Description

Affected Products

References