CVE-2026-74258

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard __get_user acesss with access_ok for uprobe_multi data As reported by sashiko [1] we need to use access_ok to check the user space data bounds before we use __get-user to get it. [1] https://lore.kernel.org/bpf/[email protected]/

Package Linux Kernel
Published 2026-08-15
Last modified 2026-08-15
Patch available
Yes

Affected versions

Linux kernel versions 6.6 and later are affected. Fixed in 7.1.5, 7.2-rc1 and their respective stable series.

Affected from
≥ 6.6
Fixed in
✓ 7.1.5 7.1.x ✓ 7.2-rc1

References

2 total

Frequently asked questions

  • What is CVE-2026-74258?

    CVE-2026-74258 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.6 onward and has been patched in 7.1.5 and 7.2-rc1. CVE-2026-74258 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2026-74258?

    Yes. CVE-2026-74258 has been patched. Fixed versions include 7.1.5 and 7.2-rc1. If you are running Linux kernel 6.6 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2026-74258 actively exploited?

    No. CVE-2026-74258 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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