CVE-2025-68377
In the Linux kernel, the following vulnerability has been resolved: ns: initialize ns_list_node for initial namespaces Make sure that the list is always initialized for initial namespaces.
Affected versions
Linux kernel versions
6.18
and later are affected. Fixed in
6.18.2,
6.19
and their respective stable series.
References
The following references provide additional information about CVE-2025-68377 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/3dd50c58664e2684bd610a57bf3ab713cbb0ea91
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PatchKernel patch commithttps://git.kernel.org/stable/c/e31c902d785411eb4a246fba2e8a32aa59d33ce2
Frequently asked questions
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What is CVE-2025-68377?
CVE-2025-68377 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.18 onward and has been patched in 6.18.2 and 6.19. CVE-2025-68377 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2025-68377?
Yes — CVE-2025-68377 has been patched. Fixed versions include 6.18.2 and 6.19. If you are running Linux kernel 6.18 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2025-68377 actively exploited?
No — CVE-2025-68377 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.