What is CVE-2026-72399?

CVE-2026-72399 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 5.13 onward and patched in 6.1.178, 6.6.145, 6.12.97 and others. CVE-2026-72399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-72399?

CVE-2026-72399 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2026-72399?

Yes, CVE-2026-72399 has been patched. Fixed versions include 6.1.178, 6.6.145, 6.12.97 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-72399 actively exploited?

CVE-2026-72399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-72399

In the Linux kernel, the following vulnerability has been resolved: net: enetc: check the number of BDs needed for xdp_frame The size of xdp_redirect_arr array is ENETC_MAX_SKB_FRAGS. However, the number of fragments contained in xdp_frame may be greater than or equal to ENETC_MAX_SKB_FRAGS, which will cause the access to xdp_redirect_arr to be out of bounds.

Package Linux Kernel

Published 2026-08-15

Last modified 2026-08-15

Patch available

Yes

Affected versions

Linux kernel versions 5.13 and later are affected. Fixed in 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5, 7.2-rc2 and their respective stable series.

Affected from

≥ 5.13

Fixed in

✓ 6.1.178 6.1.x ✓ 6.6.145 6.6.x ✓ 6.12.97 6.12.x ✓ 6.18.40 6.18.x ✓ 7.1.5 7.1.x ✓ 7.2-rc2

References

6 total

Showing 5 of 6 references View all on NVD

Frequently asked questions

What is CVE-2026-72399?

CVE-2026-72399 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.13 onward and has been patched in 6.1.178, 6.6.145, 6.12.97 and others. CVE-2026-72399 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2026-72399?

Yes. CVE-2026-72399 has been patched. Fixed versions include 6.1.178, 6.6.145, 6.12.97 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-72399 actively exploited?

No. CVE-2026-72399 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.