---
id: CVE-2026-98356
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  RDMA/bnxt_re: check create_singlethread_workqueue() in DCB setup

  bnxt_re_init_dcb_wq() ignores a failed allocation
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  RDMA/bnxt_re: check create_singlethread_workqueue() in DCB setup

  bnxt_re_init_dcb_wq() ignores a failed allocation. The async DCB
  handler later calls queue_work() on t…
severity: high
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 51dc5312dcd929efea7647c0c0e75afa461531b5 <
    a0fb2007d00b440fd1adddd9b042f01744ed0efc
  - >-
    Linux >= 51dc5312dcd929efea7647c0c0e75afa461531b5 <
    727bbda37d9758960c346546004eea4ad49242e1
  - >-
    Linux >= 51dc5312dcd929efea7647c0c0e75afa461531b5 <
    6c368f7baaea63c1c7c28c6df271511f2a1562c9
  - Linux 6.14
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T09:18:29.160'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-98356'
references:
  - url: 'https://git.kernel.org/stable/c/6c368f7baaea63c1c7c28c6df271511f2a1562c9'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/727bbda37d9758960c346546004eea4ad49242e1'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/a0fb2007d00b440fd1adddd9b042f01744ed0efc'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98356.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-98356'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2546489'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-98356'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-98356'
  - url: >-
      https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98356.mbox
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
ingestedAt: '2026-10-06T08:50:17.394Z'
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: vendor
cwe:
  - CWE-476
epss: 0.00155
epssPercentile: 0.0454
---

## Overview

In the Linux kernel, the following vulnerability has been resolved:

RDMA/bnxt_re: check create_singlethread_workqueue() in DCB setup

bnxt_re_init_dcb_wq() ignores a failed allocation. The async DCB
handler later calls queue_work() on the NULL pointer.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-07 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98356.json)