CVE Database›Document archive›CVE-2026-68317

CVE-2026-68317

kernel: pds_core: fix auxiliary device add/del races

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 10, 2026

Updated · October 30, 2026

Description

A flaw was found in the Linux kernel's pds_core component. A race condition exists during the addition and deletion of auxiliary devices, where concurrent operations can lead to a resource leak or a null pointer dereference. This vulnerability could allow a local attacker to cause a system crash, resulting in a Denial of Service (DoS).

Statement

This issue affects AMD Pensando (pds_core). VF reset and PF devlink race on auxiliary device add/delete. Systems without pds_core are not affected.

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

To mitigate this issue, prevent the pds_core module from loading. See https://access.redhat.com/solutions/41278 for instructions.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference