Vulnerability-Lookup

BDU:2025-09159 (CVE-2025-38246)

Vulnerability from fstec – Published: 2025-07-29 – Updated: 2026-02-17 – View on bdu.fstec.ru Fixed

Title

Уязвимость функции XDP_REDIRECT() модуля drivers/net/ethernet/broadcom/bnxt/bnxt.c ядра операционных систем Linux, поволяющая нарушителю вызвать отказ в обслуживании

Summary

Уязвимость функции XDP_REDIRECT() модуля drivers/net/ethernet/broadcom/bnxt/bnxt.c ядра операционных систем Linux связана с недостатками обработки исключений. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании

Severity

4.6 (Medium) CVSS 2.0


                      
                        AV:L/AC:L/Au:S/C:N/I:N/A:C

5.5 (Medium) CVSS 3.1


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

6.8 (Medium) CVSS 4.0


                      
                        CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Data structure manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-388 - Обработка ошибок

Aliases

CVE-2025-38246

References

9 references

URL
https://git.kernel.org/stable/c/02bf488d56df9db4f5147280b65d9011e1ab88d2
https://git.kernel.org/stable/c/16254aa985d14dee050564c4a3936f3dc096e1f7
https://git.kernel.org/stable/c/9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f
https://git.kernel.org/stable/c/c6665b8f0f58082c480ed8627029f44d046ef2c8
https://lore.kernel.org/linux-cve-announce/2025070934-CVE-2025-38246-2386@gregkh/
https://access.redhat.com/security/cve/CVE-2025-38246
https://ubuntu.com/security/CVE-2025-38246
https://www.cybersecurity-help.cz/vdb/SB2025071171
https://vuldb.com/?id.315769

Impacted products

4 products from 5 vendors

Vendors

Canonical Ltd., Red Hat, Inc., Сообщество свободного программного обеспечения, АО «СберТех»

Products

Ubuntu, Red Hat Enterprise Linux, Linux, Platform V SberLinux OS Server (запись в едином реестре российских программ №18785)

Versions

22.04 LTS (Ubuntu), 9 (Red Hat Enterprise Linux), 24.04 LTS (Ubuntu), 25.04 (Ubuntu), 10 (Red Hat Enterprise Linux), от 6.15 до 6.15.5 (Linux), от 6.16 до 6.16-rc4 (Linux), от 5.19 до 6.12.36 (Linux), 9.2.0-fstec (Platform V SberLinux OS Server)

Product types

Operating system

Platforms

Canonical Ltd. Ubuntu 22.04 LTS, Red Hat, Inc. Red Hat Enterprise Linux 9, Canonical Ltd. Ubuntu 24.04 LTS, Canonical Ltd. Ubuntu 25.04, Inc. Red Hat Enterprise Linux 10, Сообщество свободного программного обеспечения Linux от 6.15 до 6.15.5, Сообщество свободного программного обеспечения Linux от 6.16 до 6.16-rc4, Сообщество свободного программного обеспечения Linux от 5.19 до 6.12.36, АО «СберТех» Platform V SberLinux OS Server 9.2.0-fstec (запись в едином реестре российских программ №18785)

Mitigations

В условиях отсутствия обновлений безопасности от производителя рекомендуется придерживаться "Рекомендаций по безопасной настройке операционных систем LINUX", изложенных в методическом документе ФСТЭК России, утверждённом 25 декабря 2022 года. Использование рекомендаций: Для Linux: https://git.kernel.org/stable/c/02bf488d56df9db4f5147280b65d9011e1ab88d2 https://git.kernel.org/stable/c/16254aa985d14dee050564c4a3936f3dc096e1f7 https://git.kernel.org/stable/c/9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f https://git.kernel.org/stable/c/c6665b8f0f58082c480ed8627029f44d046ef2c8 Для программных продуктов Red Hat Inc.: https://access.redhat.com/security/cve/CVE-2025-38246 Для Ubuntu: https://ubuntu.com/security/CVE-2025-38246

JSON

To clipboard

{
  "CVSS 2.0": "AV:L/AC:L/Au:S/C:N/I:N/A:C",
  "CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "CVSS 4.0": "AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Canonical Ltd., Red Hat, Inc., \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, \u0410\u041e \u00ab\u0421\u0431\u0435\u0440\u0422\u0435\u0445\u00bb",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "22.04 LTS (Ubuntu), 9 (Red Hat Enterprise Linux), 24.04 LTS (Ubuntu), 25.04 (Ubuntu), 10 (Red Hat Enterprise Linux), \u043e\u0442 6.15 \u0434\u043e 6.15.5 (Linux), \u043e\u0442 6.16 \u0434\u043e 6.16-rc4 (Linux), \u043e\u0442 5.19 \u0434\u043e 6.12.36 (Linux), 9.2.0-fstec (Platform V SberLinux OS Server)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0412 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u044f \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043e\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \"\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u043e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c LINUX\", \u0438\u0437\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 \u0432 \u043c\u0435\u0442\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u0435 \u0424\u0421\u0422\u042d\u041a \u0420\u043e\u0441\u0441\u0438\u0438, \u0443\u0442\u0432\u0435\u0440\u0436\u0434\u0451\u043d\u043d\u043e\u043c 25 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 2022 \u0433\u043e\u0434\u0430.\n\n\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f Linux:\nhttps://git.kernel.org/stable/c/02bf488d56df9db4f5147280b65d9011e1ab88d2\t\t\nhttps://git.kernel.org/stable/c/16254aa985d14dee050564c4a3936f3dc096e1f7\t\nhttps://git.kernel.org/stable/c/9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f\t\nhttps://git.kernel.org/stable/c/c6665b8f0f58082c480ed8627029f44d046ef2c8\n\n\u0414\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432 Red Hat Inc.:\nhttps://access.redhat.com/security/cve/CVE-2025-38246\n\n\u0414\u043b\u044f Ubuntu:\nhttps://ubuntu.com/security/CVE-2025-38246\n\n",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "23.06.2025",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "17.02.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "29.07.2025",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2025-09159",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2025-38246",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Ubuntu, Red Hat Enterprise Linux, Linux, Platform V SberLinux OS Server (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u211618785)",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Canonical Ltd. Ubuntu 22.04 LTS , Red Hat, Inc. Red Hat Enterprise Linux 9 , Canonical Ltd. Ubuntu 24.04 LTS , Canonical Ltd. Ubuntu 25.04 , Red Hat, Inc. Red Hat Enterprise Linux 10 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 6.15 \u0434\u043e 6.15.5 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 6.16 \u0434\u043e 6.16-rc4 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.19 \u0434\u043e 6.12.36 , \u0410\u041e \u00ab\u0421\u0431\u0435\u0440\u0422\u0435\u0445\u00bb Platform V SberLinux OS Server 9.2.0-fstec  (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u211618785)",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 XDP_REDIRECT() \u043c\u043e\u0434\u0443\u043b\u044f  drivers/net/ethernet/broadcom/bnxt/bnxt.c \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c Linux, \u043f\u043e\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a (CWE-388)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 XDP_REDIRECT() \u043c\u043e\u0434\u0443\u043b\u044f  drivers/net/ethernet/broadcom/bnxt/bnxt.c \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c Linux \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043a\u0430\u043c\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0439. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://git.kernel.org/stable/c/02bf488d56df9db4f5147280b65d9011e1ab88d2\t\t\nhttps://git.kernel.org/stable/c/16254aa985d14dee050564c4a3936f3dc096e1f7\t\nhttps://git.kernel.org/stable/c/9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f\t\nhttps://git.kernel.org/stable/c/c6665b8f0f58082c480ed8627029f44d046ef2c8\nhttps://lore.kernel.org/linux-cve-announce/2025070934-CVE-2025-38246-2386@gregkh/\nhttps://access.redhat.com/security/cve/CVE-2025-38246\nhttps://ubuntu.com/security/CVE-2025-38246\nhttps://www.cybersecurity-help.cz/vdb/SB2025071171\nhttps://vuldb.com/?id.315769\n",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-388",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 4,6)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 5,5)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u043e\u0446\u0435\u043d\u043a\u0430 CVSS 4.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 6,8)"
}

CVE-2025-38246 (GCVE-0-2025-38246)

Vulnerability from cvelistv5 – Published: 2025-07-09 10:42 – Updated: 2026-08-05 12:00

Title

bnxt: properly flush XDP redirect lists

Summary

In the Linux kernel, the following vulnerability has been resolved: bnxt: properly flush XDP redirect lists We encountered following crash when testing a XDP_REDIRECT feature in production: [56251.579676] list_add corruption. next->prev should be prev (ffff93120dd40f30), but was ffffb301ef3a6740. (next=ffff93120dd 40f30). [56251.601413] ------------[ cut here ]------------ [56251.611357] kernel BUG at lib/list_debug.c:29! [56251.621082] Oops: invalid opcode: 0000 [#1] PREEMPT SMP NOPTI [56251.632073] CPU: 111 UID: 0 PID: 0 Comm: swapper/111 Kdump: loaded Tainted: P O 6.12.33-cloudflare-2025.6. 3 #1 [56251.653155] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE [56251.663877] Hardware name: MiTAC GC68B-B8032-G11P6-GPU/S8032GM-HE-CFR, BIOS V7.020.B10-sig 01/22/2025 [56251.682626] RIP: 0010:__list_add_valid_or_report+0x4b/0xa0 [56251.693203] Code: 0e 48 c7 c7 68 e7 d9 97 e8 42 16 fe ff 0f 0b 48 8b 52 08 48 39 c2 74 14 48 89 f1 48 c7 c7 90 e7 d9 97 48 89 c6 e8 25 16 fe ff <0f> 0b 4c 8b 02 49 39 f0 74 14 48 89 d1 48 c7 c7 e8 e7 d9 97 4c 89 [56251.725811] RSP: 0018:ffff93120dd40b80 EFLAGS: 00010246 [56251.736094] RAX: 0000000000000075 RBX: ffffb301e6bba9d8 RCX: 0000000000000000 [56251.748260] RDX: 0000000000000000 RSI: ffff9149afda0b80 RDI: ffff9149afda0b80 [56251.760349] RBP: ffff9131e49c8000 R08: 0000000000000000 R09: ffff93120dd40a18 [56251.772382] R10: ffff9159cf2ce1a8 R11: 0000000000000003 R12: ffff911a80850000 [56251.784364] R13: ffff93120fbc7000 R14: 0000000000000010 R15: ffff9139e7510e40 [56251.796278] FS: 0000000000000000(0000) GS:ffff9149afd80000(0000) knlGS:0000000000000000 [56251.809133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [56251.819561] CR2: 00007f5e85e6f300 CR3: 00000038b85e2006 CR4: 0000000000770ef0 [56251.831365] PKRU: 55555554 [56251.838653] Call Trace: [56251.845560] <IRQ> [56251.851943] cpu_map_enqueue.cold+0x5/0xa [56251.860243] xdp_do_redirect+0x2d9/0x480 [56251.868388] bnxt_rx_xdp+0x1d8/0x4c0 [bnxt_en] [56251.877028] bnxt_rx_pkt+0x5f7/0x19b0 [bnxt_en] [56251.885665] ? cpu_max_write+0x1e/0x100 [56251.893510] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.902276] __bnxt_poll_work+0x190/0x340 [bnxt_en] [56251.911058] bnxt_poll+0xab/0x1b0 [bnxt_en] [56251.919041] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.927568] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.935958] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.944250] __napi_poll+0x2b/0x160 [56251.951155] bpf_trampoline_6442548651+0x79/0x123 [56251.959262] __napi_poll+0x5/0x160 [56251.966037] net_rx_action+0x3d2/0x880 [56251.973133] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.981265] ? srso_alias_return_thunk+0x5/0xfbef5 [56251.989262] ? __hrtimer_run_queues+0x162/0x2a0 [56251.996967] ? srso_alias_return_thunk+0x5/0xfbef5 [56252.004875] ? srso_alias_return_thunk+0x5/0xfbef5 [56252.012673] ? bnxt_msix+0x62/0x70 [bnxt_en] [56252.019903] handle_softirqs+0xcf/0x270 [56252.026650] irq_exit_rcu+0x67/0x90 [56252.032933] common_interrupt+0x85/0xa0 [56252.039498] </IRQ> [56252.044246] <TASK> [56252.048935] asm_common_interrupt+0x26/0x40 [56252.055727] RIP: 0010:cpuidle_enter_state+0xb8/0x420 [56252.063305] Code: dc 01 00 00 e8 f9 79 3b ff e8 64 f7 ff ff 49 89 c5 0f 1f 44 00 00 31 ff e8 a5 32 3a ff 45 84 ff 0f 85 ae 01 00 00 fb 45 85 f6 <0f> 88 88 01 00 00 48 8b 04 24 49 63 ce 4c 89 ea 48 6b f1 68 48 29 [56252.088911] RSP: 0018:ffff93120c97fe98 EFLAGS: 00000202 [56252.096912] RAX: ffff9149afd80000 RBX: ffff9141d3a72800 RCX: 0000000000000000 [56252.106844] RDX: 00003329176c6b98 RSI: ffffffe36db3fdc7 RDI: 0000000000000000 [56252.116733] RBP: 0000000000000002 R08: 0000000000000002 R09: 000000000000004e [56252.126652] R10: ffff9149afdb30c4 R11: 071c71c71c71c71c R12: ffffffff985ff860 [56252.136637] R13: 00003329176c6b98 R14: 0000000000000002 R15: 0000000000000000 [56252.146667] ? cpuidle_enter_state+0xab/0x420 [56252.153909] cpuidle_enter+0x2d/0x40 [56252.160360] do_idle+0x176/0x1c0 [56252.166456 ---truncated---

Severity

9.8 (Critical)


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

Assigner

Linux mitre root

References

4 references

URL	Tags
https://git.kernel.org/stable/c/16254aa985d14dee0…
https://git.kernel.org/stable/c/c6665b8f0f58082c4…
https://git.kernel.org/stable/c/02bf488d56df9db4f…
https://git.kernel.org/stable/c/9caca6ac0e26cd20e…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8 , < 16254aa985d14dee050564c4a3936f3dc096e1f7 (git) Affected: a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8 , < c6665b8f0f58082c480ed8627029f44d046ef2c8 (git) Affected: a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8 , < 02bf488d56df9db4f5147280b65d9011e1ab88d2 (git) Affected: a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8 , < 9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f (git)
Linux	Linux	Affected: 5.19 Unaffected: 0 , < 5.19 (semver) Unaffected: 6.6.97 , ≤ 6.6.* (semver) Unaffected: 6.12.36 , ≤ 6.12.* (semver) Unaffected: 6.15.5 , ≤ 6.15.* (semver) Unaffected: 6.16 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/bnxt/bnxt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "16254aa985d14dee050564c4a3936f3dc096e1f7",
              "status": "affected",
              "version": "a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8",
              "versionType": "git"
            },
            {
              "lessThan": "c6665b8f0f58082c480ed8627029f44d046ef2c8",
              "status": "affected",
              "version": "a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8",
              "versionType": "git"
            },
            {
              "lessThan": "02bf488d56df9db4f5147280b65d9011e1ab88d2",
              "status": "affected",
              "version": "a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8",
              "versionType": "git"
            },
            {
              "lessThan": "9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f",
              "status": "affected",
              "version": "a7559bc8c17c3f9a91dcbeefe8642ba757fd09e8",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/broadcom/bnxt/bnxt.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.19"
            },
            {
              "lessThan": "5.19",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.36",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.97",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.36",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.5",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt: properly flush XDP redirect lists\n\nWe encountered following crash when testing a XDP_REDIRECT feature\nin production:\n\n[56251.579676] list_add corruption. next-\u003eprev should be prev (ffff93120dd40f30), but was ffffb301ef3a6740. (next=ffff93120dd\n40f30).\n[56251.601413] ------------[ cut here ]------------\n[56251.611357] kernel BUG at lib/list_debug.c:29!\n[56251.621082] Oops: invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\n[56251.632073] CPU: 111 UID: 0 PID: 0 Comm: swapper/111 Kdump: loaded Tainted: P           O       6.12.33-cloudflare-2025.6.\n3 #1\n[56251.653155] Tainted: [P]=PROPRIETARY_MODULE, [O]=OOT_MODULE\n[56251.663877] Hardware name: MiTAC GC68B-B8032-G11P6-GPU/S8032GM-HE-CFR, BIOS V7.020.B10-sig 01/22/2025\n[56251.682626] RIP: 0010:__list_add_valid_or_report+0x4b/0xa0\n[56251.693203] Code: 0e 48 c7 c7 68 e7 d9 97 e8 42 16 fe ff 0f 0b 48 8b 52 08 48 39 c2 74 14 48 89 f1 48 c7 c7 90 e7 d9 97 48\n 89 c6 e8 25 16 fe ff \u003c0f\u003e 0b 4c 8b 02 49 39 f0 74 14 48 89 d1 48 c7 c7 e8 e7 d9 97 4c 89\n[56251.725811] RSP: 0018:ffff93120dd40b80 EFLAGS: 00010246\n[56251.736094] RAX: 0000000000000075 RBX: ffffb301e6bba9d8 RCX: 0000000000000000\n[56251.748260] RDX: 0000000000000000 RSI: ffff9149afda0b80 RDI: ffff9149afda0b80\n[56251.760349] RBP: ffff9131e49c8000 R08: 0000000000000000 R09: ffff93120dd40a18\n[56251.772382] R10: ffff9159cf2ce1a8 R11: 0000000000000003 R12: ffff911a80850000\n[56251.784364] R13: ffff93120fbc7000 R14: 0000000000000010 R15: ffff9139e7510e40\n[56251.796278] FS:  0000000000000000(0000) GS:ffff9149afd80000(0000) knlGS:0000000000000000\n[56251.809133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[56251.819561] CR2: 00007f5e85e6f300 CR3: 00000038b85e2006 CR4: 0000000000770ef0\n[56251.831365] PKRU: 55555554\n[56251.838653] Call Trace:\n[56251.845560]  \u003cIRQ\u003e\n[56251.851943]  cpu_map_enqueue.cold+0x5/0xa\n[56251.860243]  xdp_do_redirect+0x2d9/0x480\n[56251.868388]  bnxt_rx_xdp+0x1d8/0x4c0 [bnxt_en]\n[56251.877028]  bnxt_rx_pkt+0x5f7/0x19b0 [bnxt_en]\n[56251.885665]  ? cpu_max_write+0x1e/0x100\n[56251.893510]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.902276]  __bnxt_poll_work+0x190/0x340 [bnxt_en]\n[56251.911058]  bnxt_poll+0xab/0x1b0 [bnxt_en]\n[56251.919041]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.927568]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.935958]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.944250]  __napi_poll+0x2b/0x160\n[56251.951155]  bpf_trampoline_6442548651+0x79/0x123\n[56251.959262]  __napi_poll+0x5/0x160\n[56251.966037]  net_rx_action+0x3d2/0x880\n[56251.973133]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.981265]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56251.989262]  ? __hrtimer_run_queues+0x162/0x2a0\n[56251.996967]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56252.004875]  ? srso_alias_return_thunk+0x5/0xfbef5\n[56252.012673]  ? bnxt_msix+0x62/0x70 [bnxt_en]\n[56252.019903]  handle_softirqs+0xcf/0x270\n[56252.026650]  irq_exit_rcu+0x67/0x90\n[56252.032933]  common_interrupt+0x85/0xa0\n[56252.039498]  \u003c/IRQ\u003e\n[56252.044246]  \u003cTASK\u003e\n[56252.048935]  asm_common_interrupt+0x26/0x40\n[56252.055727] RIP: 0010:cpuidle_enter_state+0xb8/0x420\n[56252.063305] Code: dc 01 00 00 e8 f9 79 3b ff e8 64 f7 ff ff 49 89 c5 0f 1f 44 00 00 31 ff e8 a5 32 3a ff 45 84 ff 0f 85 ae\n 01 00 00 fb 45 85 f6 \u003c0f\u003e 88 88 01 00 00 48 8b 04 24 49 63 ce 4c 89 ea 48 6b f1 68 48 29\n[56252.088911] RSP: 0018:ffff93120c97fe98 EFLAGS: 00000202\n[56252.096912] RAX: ffff9149afd80000 RBX: ffff9141d3a72800 RCX: 0000000000000000\n[56252.106844] RDX: 00003329176c6b98 RSI: ffffffe36db3fdc7 RDI: 0000000000000000\n[56252.116733] RBP: 0000000000000002 R08: 0000000000000002 R09: 000000000000004e\n[56252.126652] R10: ffff9149afdb30c4 R11: 071c71c71c71c71c R12: ffffffff985ff860\n[56252.136637] R13: 00003329176c6b98 R14: 0000000000000002 R15: 0000000000000000\n[56252.146667]  ? cpuidle_enter_state+0xab/0x420\n[56252.153909]  cpuidle_enter+0x2d/0x40\n[56252.160360]  do_idle+0x176/0x1c0\n[56252.166456\n---truncated---"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:N - The bug is triggered entirely by the mix of XDP verdicts produced for received network packets in a single NAPI poll, and those verdicts are decided from attacker-controlled packet headers. A remote unauthenticated attacker sending an interleaved packet stream to an internet-facing bnxt NIC reaches `bnxt_rx_xdp()` with no local access.\nAC:L - In the relevant deployment (a native-mode XDP program on bnxt that uses both XDP_TX and XDP_REDIRECT \u2014 the standard L4LB/DDoS-mitigation pattern for this NIC class), the attacker fully controls both sides: they only need one redirected packet followed by one XDP_TX packet within the same 64-packet NAPI batch, which is trivial at line rate. The fix author states the crash reproduces stably by simply returning the two actions randomly.\nPR:N - No authentication or privilege of any kind is needed \u2014 the attacker merely sends packets to the interface, and the vulnerable code runs in the NAPI receive path before any socket, credential, or namespace check.\nUI:N - Exploitation requires only inbound traffic processed by the driver\u0027s NAPI poll; no victim action is involved.\nS:U - The missed flush corrupts kernel list state and kernel stack memory within the same kernel security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The stale `bq-\u003eflush_node` dangles into a destroyed `net_rx_action()` stack frame, so subsequent list traversal in `__cpu_map_flush`/`__dev_flush` interprets reused kernel stack memory as `struct xdp_bulk_queue` and can feed those contents to `bq_xmit_all()` \u2192 `ndo_xdp_xmit`, transmitting kernel memory out a network interface; unflushed xdp_frames also reference page_pool pages that the driver has already recycled.\nI:H - `__list_del_clearprev()` on the stale node writes 8-byte kernel pointers through dangling `prev`/`next` addresses into a kernel stack frame that has since been reused for other execution, corrupting saved registers, locals, and potentially return addresses \u2014 a memory-corruption primitive with control-flow implications rather than a mere crash.\nA:H - The defect produced a confirmed production kernel panic \u2014 `list_add corruption` \u2192 `kernel BUG at lib/list_debug.c:29` \u2192 invalid opcode oops in softirq/IRQ context on a 6.12 kernel, taking the machine down and requiring kdump."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T12:00:40.911Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/16254aa985d14dee050564c4a3936f3dc096e1f7"
        },
        {
          "url": "https://git.kernel.org/stable/c/c6665b8f0f58082c480ed8627029f44d046ef2c8"
        },
        {
          "url": "https://git.kernel.org/stable/c/02bf488d56df9db4f5147280b65d9011e1ab88d2"
        },
        {
          "url": "https://git.kernel.org/stable/c/9caca6ac0e26cd20efd490d8b3b2ffb1c7c00f6f"
        }
      ],
      "title": "bnxt: properly flush XDP redirect lists",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38246",
    "datePublished": "2025-07-09T10:42:27.908Z",
    "dateReserved": "2025-04-16T04:51:23.997Z",
    "dateUpdated": "2026-08-05T12:00:40.911Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BDU:2025-09159 (CVE-2025-38246)

CVE-2025-38246 (GCVE-0-2025-38246)

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