CVE-2026-64068

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix missing locking around retry adding new subreqs Fix netfs_retry_read_subrequests() and netfs_retry_write_stream() to take the appropriate lock when adding extra subrequests into stream->subrequests.

Package Linux Kernel
Published 2026-07-19
Last modified 2026-07-19
Patch available
Yes

Affected versions

Linux kernel versions 6.10 and later are affected. Fixed in 7.0.11, 7.1 and their respective stable series.

Affected from
≥ 6.10
Fixed in
✓ 7.0.11 7.0.x ✓ 7.1

Frequently asked questions

  • What is CVE-2026-64068?

    CVE-2026-64068 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.10 onward and has been patched in 7.0.11 and 7.1. CVE-2026-64068 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2026-64068?

    Yes — CVE-2026-64068 has been patched. Fixed versions include 7.0.11 and 7.1. If you are running Linux kernel 6.10 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2026-64068 actively exploited?

    No — CVE-2026-64068 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.