CVE-2025-68300
linux: In the Linux kernel, the following vulnerability has been resolved: fs/namespace: fix reference leak in grab_request...
CVE-2025-68300 is fixed in 36 products on 1 platform, first by DEBIAN-CVE-2025-68300, released December 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
8th percentile
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kernel-uek · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-devel · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-devel · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-doc · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-doc · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-tools · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek-tools · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-108.64.6.3.el9uek | ELSA-2026-50112 | Feb 20, 2026 |
| linux · Debian 14 | 6.17.11-1 | DEBIAN-CVE-2025-68300 | Dec 16, 2025 |
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