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CVE-2025-40254 net: openvswitch: remove never-working support for setting nsh fields

🗓️ 04 Dec 2025 16:08:16Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Open vSwitch removes broken set nsh fields support and fixes kernel crash in validation.

Related
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1350)
8 Jan 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1430)
19 Feb 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-112 (ALASKERNEL-5.10-2026-112)
19 Feb 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-096 (ALASKERNEL-5.15-2025-096)
5 Jan 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2026-118 (ALASKERNEL-5.4-2026-118)
19 Feb 202600:00
–nessus
Tenable Nessus		Debian dla-4404 : ata-modules-5.10.0-35-armmp-di - security update
12 Dec 202500:00
–nessus
Tenable Nessus		Debian dla-4436 : linux-config-6.1 - security update
14 Jan 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)
10 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1280)
10 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP12 : kernel (EulerOS-SA-2026-1366)
16 Mar 202600:00
–nessus
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16 Apr 2026 04:40Current
6.4Medium risk
Vulners AI Score6.4
EPSS0.00102
openvswitchnetwork service headernsh fieldsvalidation bugkernel crashmemory layoutnested attributes
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