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CVE-2026-72399

CRITICALCVSS 9.8/10EPSS 0.21%

Last modified

CVE-2026-72399 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.21%

10.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < 1ecb199b0e6d12ab6c26c0b7edf1a8f4472d9aed; >= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < f55276160ffad3e235b657ee4b7304eb99b90e5c; >= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < cfbc6e9b84dcc0aa2d65c84ea4745af327763209; >= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < 1681cc7974a6123f5d5740b03bc11e4784bd2542; >= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < d22829101ab675607ad6c3d420fb3ab875f46bbb; >= 9d2b68cc108db2fdb35022ed2d88cfb305c441a6, < 555c5475e787802eeae0d2b91c2f66c330db2767
LinuxLinux5.13

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is 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.
How severe is CVE-2026-72399?
CVE-2026-72399 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-72399?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST