High 7.1Published Mar 29, 2023

CVE-2023-1652A use-after-free flaw was found in nfsd4_ssc_setup_dul in fs/nfsd/nfs4proc.c in the NFS filesystem in the Linux Kernel.

Updated under an hour ago (2026-10-19 11:10 UTC)

Does this affect you?

It affects Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem

Exploited in the last 30 days

A use-after-free flaw was found in nfsd4_ssc_setup_dul in fs/nfsd/nfs4proc.c in the NFS filesystem in the Linux Kernel. This issue could allow a local attacker to crash the system or it may lead to a kernel information leak problem.

CVSS: 7.1 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weakness (CWE): CWE-416
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: redhat
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	before V1.1.1	CISA ADP
linux linux_kernel linux:linux_kernel	from 5.14 before 5.15.91; from 5.16 before 6.1.9; 6.2; 6.2; 6.2; 6.2	NVD
redhat enterprise_linux redhat:enterprise_linux	9.0	NVD

References

https://access.redhat.com/security/cve/cve-2023-1652issue-tracking, patch, third-party-advisory
https://security.netapp.com/advisory/ntap-20230511-0006/third-party-advisory
https://cert-portal.siemens.com/productcert/html/ssa-265688.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.