CVE Database›Document archive›CVE-2026-98630

CVE-2026-98630

kernel: eth: fbnic: Fix payload page pool error cleanup

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Severity

Moderate

Red Hat Product Security

4.1

CVSS 3.1

Review impact separately from score.

Published · October 18, 2026

Updated · October 22, 2026

Description

A flaw was found in the Linux kernel's fbnic network driver. When memory allocation for a payload page pool fails, the error cleanup routine incorrectly attempts to destroy an invalid error pointer instead of releasing the allocated header page pool. A local user able to trigger interface queue setup under memory allocation failure conditions can cause an invalid pointer dereference, resulting in a system crash and a Denial of Service (DoS).

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.1
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-763 · Release of Invalid Pointer or Reference