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Fencer Vulns
high 7.8

CVE-2025-38498 json

do_change_type(): refuse to operate on unmounted/not ours mounts

published 2025-07-30 15 mo ago modified 2026-10-15 25 d ago also EUVD-2025-23147

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

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

do_change_type(): refuse to operate on unmounted/not ours mounts

Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount(2).

Patch / fix

  • Linux Linux 5.4.295, 5.10.239, 5.15.186, 6.1.142, 6.6.94, 6.12.34, 6.15.3, 6.16
  • Siemens RUGGEDCOM RST2428P V3.3
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family V3.3
  • Siemens SCALANCE XCH328 V3.3
  • Siemens SCALANCE XCM324 V3.3
  • Siemens SCALANCE XCM328 V3.3
  • Siemens SCALANCE XCM332 V3.3
  • Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) V3.3
  • Siemens SCALANCE XRM334 (230 V AC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (230 V AC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • Siemens SCALANCE XRM334 (24 V DC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (24 V DC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) V3.3
  • Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) V3.3
  • Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+) V3.3
  • linux Debian 12 6.1.147-1
  • linux Debian 14, Debian 13 6.12.35-1

debian advisories DEBIAN-CVE-2025-38498

  • linux Ubuntu 22.04 LTS 5.15.0-156.166
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1092.99
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1092.101
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1089.95
  • linux-ibm Ubuntu 22.04 LTS 5.15.0-1086.89
  • linux-kvm Ubuntu 22.04 LTS 5.15.0-1088.93
  • linux-azure Ubuntu 22.04 LTS 5.15.0-1096.105
  • linux-gkeop Ubuntu 22.04 LTS 5.15.0-1075.83

ubuntu advisories UBUNTU-CVE-2025-38498

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel RHEL 9 5.14.0-611.8.1.el9_7
  • rv RHEL 9 5.14.0-611.8.1.el9_7
  • perf RHEL 9 5.14.0-611.8.1.el9_7
  • rtla RHEL 9 5.14.0-611.8.1.el9_7
  • libperf RHEL 9 5.14.0-611.8.1.el9_7
  • kernel-rt RHEL 9 5.14.0-611.8.1.el9_7
  • kernel-64k RHEL 9 5.14.0-611.8.1.el9_7
  • kernel-core RHEL 9 5.14.0-611.8.1.el9_7

red hat advisories RHSA-2025:22752RHSA-2025:21667RHSA-2025:21469RHSA-2025:21118RHSA-2025:18098RHSA-2025:18054

  • kernel-rt SLE Micro 5.2, SLE Micro 5.1 5.3.18-150300.220.1
  • kernel-source-rt SLE Micro 5.2, SLE Micro 5.1 5.3.18-150300.220.1
  • kernel-rt SLE Micro 5.4, SLE Micro 5.3 5.14.21-150400.15.130.1
  • kernel-source-rt SLE Micro 5.4, SLE Micro 5.3 5.14.21-150400.15.130.1
  • kernel-ec2 SLES 11 SP4 LTSS EXTREME CORE 3.0.101-108.192.1
  • kernel-xen SLES 11 SP4 LTSS EXTREME CORE 3.0.101-108.192.1
  • kernel-syms SLES 11 SP4 LTSS EXTREME CORE 3.0.101-108.192.1
  • kernel-trace SLES 11 SP4 LTSS EXTREME CORE 3.0.101-108.192.1

suse advisories SUSE-SU-2025:4315-1SUSE-SU-2025:4123-1SUSE-SU-2025:03419-1SUSE-SU-2025:03418-1SUSE-SU-2025:03416-1SUSE-SU-2025:03414-1

  • kernel AlmaLinux 8 4.18.0-553.76.1.el8_10
  • perf AlmaLinux 8 4.18.0-553.76.1.el8_10
  • bpftool AlmaLinux 8 4.18.0-553.76.1.el8_10
  • kernel-core AlmaLinux 8 4.18.0-553.76.1.el8_10
  • kernel-tools AlmaLinux 8 4.18.0-553.76.1.el8_10
  • python3-perf AlmaLinux 8 4.18.0-553.76.1.el8_10
  • kernel-modules AlmaLinux 8 4.18.0-553.76.1.el8_10
  • kernel-zfcpdump AlmaLinux 8 4.18.0-553.76.1.el8_10

almalinux advisories ALSA-2025:16372ALSA-2025:16398ALSA-2025:15782

  • kernel Rocky Linux 8 4.18.0-553.76.1.el8_10

rocky linux advisories RLSA-2025:16372

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-38498 updated cvss 7.3

kernel: do_change_type(): refuse to operate on unmounted/not ours mounts

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +6 more Red Hat Enterprise Linux 9 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +12 more
    affected: workaround, no fix available
  • Red Hat CodeReady Linux Builder EUS (v.9.4) libperf 5.14.0-427.94.1.el9_4, kernel-debuginfo-common-s390x 5.14.0-427.94.1.el9_4, kernel-debuginfo-common-x86_64 5.14.0-427.94.1.el9_4, kernel-debuginfo-common-aarch64 5.14.0-427.94.1.el9_4, kernel-debuginfo-common-ppc64le 5.14.0-427.94.1.el9_4
    fixed: vendor fix RHSA-2025:17958
  • Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-611.8.1.el9_7, rv 5.14.0-570.46.1.el9_6, perf 5.14.0-611.8.1.el9_7, rtla 5.14.0-611.8.1.el9_7, perf 5.14.0-570.46.1.el9_6, rtla 5.14.0-570.46.1.el9_6, +20 more
    fixed: vendor fix RHSA-2025:16398
  • Red Hat Enterprise Linux AppStream (v. 10) rv 6.12.0-124.9.1.el10_1, rv 6.12.0-55.33.1.el10_0, perf 6.12.0-124.9.1.el10_1, perf 6.12.0-55.33.1.el10_0, rtla 6.12.0-124.9.1.el10_1, rtla 6.12.0-55.33.1.el10_0, +20 more
    fixed: vendor fix RHSA-2025:15782
  • Red Hat Enterprise Linux AppStream E4S (v.9.0) perf 5.14.0-70.149.1.el9_0, kernel-devel-matched 5.14.0-70.149.1.el9_0, kernel-debug-devel-matched 5.14.0-70.149.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.149.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.149.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.149.1.el9_0, +2 more
    fixed: vendor fix RHSA-2025:18054
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) perf 5.14.0-284.142.1.el9_2, rtla 5.14.0-284.142.1.el9_2, kernel-devel-matched 5.14.0-284.142.1.el9_2, kernel-64k-devel-matched 5.14.0-284.142.1.el9_2, kernel-debug-devel-matched 5.14.0-284.142.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.142.1.el9_2, +5 more
    fixed: vendor fix RHSA-2025:17734
  • Red Hat Enterprise Linux AppStream EUS (v.9.4) rv 5.14.0-427.94.1.el9_4, perf 5.14.0-427.94.1.el9_4, rtla 5.14.0-427.94.1.el9_4, kernel-devel-matched 5.14.0-427.94.1.el9_4, kernel-64k-devel-matched 5.14.0-427.94.1.el9_4, kernel-debug-devel-matched 5.14.0-427.94.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:17958
show 24 more
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.76.1.el8_10, kernel 4.18.0-553.76.1.el8_10, bpftool 4.18.0-553.76.1.el8_10, kernel-core 4.18.0-553.76.1.el8_10, kernel-tools 4.18.0-553.76.1.el8_10, python3-perf 4.18.0-553.76.1.el8_10, +15 more
    fixed: vendor fix RHSA-2025:16372
  • Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-611.8.1.el9_7, kernel 5.14.0-570.46.1.el9_6, kernel-64k 5.14.0-611.8.1.el9_7, kernel-64k 5.14.0-570.46.1.el9_6, kernel-core 5.14.0-611.8.1.el9_7, kernel-core 5.14.0-570.46.1.el9_6, +60 more
    fixed: vendor fix RHSA-2025:16398
  • Red Hat Enterprise Linux BaseOS (v. 10) kernel 6.12.0-124.9.1.el10_1, kernel 6.12.0-55.33.1.el10_0, kernel-64k 6.12.0-124.9.1.el10_1, kernel-64k 6.12.0-55.33.1.el10_0, kernel-core 6.12.0-124.9.1.el10_1, kernel-core 6.12.0-55.33.1.el10_0, +61 more
    fixed: vendor fix RHSA-2025:15782
  • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) perf 4.18.0-193.173.1.el8_2, kernel 4.18.0-193.173.1.el8_2, bpftool 4.18.0-193.173.1.el8_2, kernel-core 4.18.0-193.173.1.el8_2, kernel-tools 4.18.0-193.173.1.el8_2, python3-perf 4.18.0-193.173.1.el8_2, +8 more
    fixed: vendor fix RHSA-2025:21667
  • Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.179.1.el8_4, kernel 4.18.0-305.179.1.el8_4, bpftool 4.18.0-305.179.1.el8_4, kernel-core 4.18.0-305.179.1.el8_4, kernel-tools 4.18.0-305.179.1.el8_4, python3-perf 4.18.0-305.179.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:22752
  • Red Hat Enterprise Linux BaseOS AUS (v.8.6) perf 4.18.0-372.164.1.el8_6, kernel 4.18.0-372.164.1.el8_6, bpftool 4.18.0-372.164.1.el8_6, kernel-core 4.18.0-372.164.1.el8_6, kernel-tools 4.18.0-372.164.1.el8_6, python3-perf 4.18.0-372.164.1.el8_6, +8 more Red Hat Enterprise Linux BaseOS E4S (v.8.6) perf 4.18.0-372.164.1.el8_6, kernel 4.18.0-372.164.1.el8_6, bpftool 4.18.0-372.164.1.el8_6, kernel-core 4.18.0-372.164.1.el8_6, kernel-tools 4.18.0-372.164.1.el8_6, python3-perf 4.18.0-372.164.1.el8_6, +15 more
    fixed: vendor fix RHSA-2025:18043
  • Red Hat Enterprise Linux BaseOS E4S (v.8.8) perf 4.18.0-477.114.1.el8_8, kernel 4.18.0-477.114.1.el8_8, bpftool 4.18.0-477.114.1.el8_8, kernel-core 4.18.0-477.114.1.el8_8, kernel-tools 4.18.0-477.114.1.el8_8, python3-perf 4.18.0-477.114.1.el8_8, +9 more
    fixed: vendor fix RHSA-2025:17570
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0) kernel 5.14.0-70.149.1.el9_0, bpftool 5.14.0-70.149.1.el9_0, kernel-core 5.14.0-70.149.1.el9_0, kernel-tools 5.14.0-70.149.1.el9_0, python3-perf 5.14.0-70.149.1.el9_0, kernel-modules 5.14.0-70.149.1.el9_0, +14 more
    fixed: vendor fix RHSA-2025:18054
  • Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool 7.0.0-284.142.1.el9_2, kernel 5.14.0-284.142.1.el9_2, kernel-64k 5.14.0-284.142.1.el9_2, kernel-core 5.14.0-284.142.1.el9_2, kernel-tools 5.14.0-284.142.1.el9_2, python3-perf 5.14.0-284.142.1.el9_2, +28 more
    fixed: vendor fix RHSA-2025:17734
  • Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool 7.3.0-427.94.1.el9_4, kernel 5.14.0-427.94.1.el9_4, kernel-64k 5.14.0-427.94.1.el9_4, kernel-core 5.14.0-427.94.1.el9_4, kernel-tools 5.14.0-427.94.1.el9_4, python3-perf 5.14.0-427.94.1.el9_4, +28 more
    fixed: vendor fix RHSA-2025:17958
  • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) perf 4.18.0-305.179.1.el8_4, kernel 4.18.0-305.179.1.el8_4, bpftool 4.18.0-305.179.1.el8_4, kernel-core 4.18.0-305.179.1.el8_4, kernel-tools 4.18.0-305.179.1.el8_4, python3-perf 4.18.0-305.179.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:22752
  • Red Hat Enterprise Linux BaseOS TUS (v.8.6) perf 4.18.0-372.164.1.el8_6, kernel 4.18.0-372.164.1.el8_6, bpftool 4.18.0-372.164.1.el8_6, kernel-core 4.18.0-372.164.1.el8_6, kernel-tools 4.18.0-372.164.1.el8_6, python3-perf 4.18.0-372.164.1.el8_6, +8 more
    fixed: vendor fix RHSA-2025:18043
  • Red Hat Enterprise Linux BaseOS TUS (v.8.8) perf 4.18.0-477.114.1.el8_8, kernel 4.18.0-477.114.1.el8_8, bpftool 4.18.0-477.114.1.el8_8, kernel-core 4.18.0-477.114.1.el8_8, kernel-tools 4.18.0-477.114.1.el8_8, python3-perf 4.18.0-477.114.1.el8_8, +8 more
    fixed: vendor fix RHSA-2025:17570
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) libperf 5.14.0-611.8.1.el9_7, libperf 5.14.0-570.46.1.el9_6, kernel-debuginfo-common-s390x 5.14.0-611.8.1.el9_7, kernel-debuginfo-common-s390x 5.14.0-570.46.1.el9_6, kernel-debuginfo-common-x86_64 5.14.0-611.8.1.el9_7, kernel-debuginfo-common-aarch64 5.14.0-611.8.1.el9_7, +4 more
    fixed: vendor fix RHSA-2025:16398
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) libperf 6.12.0-124.9.1.el10_1, libperf 6.12.0-55.33.1.el10_0, kernel-debuginfo-common-s390x 6.12.0-124.9.1.el10_1, kernel-debuginfo-common-s390x 6.12.0-55.33.1.el10_0, kernel-debuginfo-common-x86_64 6.12.0-124.9.1.el10_1, kernel-debuginfo-common-x86_64 6.12.0-55.33.1.el10_0, +4 more
    fixed: vendor fix RHSA-2025:15782
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.76.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.76.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.76.1.el8_10
    fixed: vendor fix RHSA-2025:16372
  • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-kvm 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-kvm 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-core 5.14.0-70.149.1.rt21.221.el9_0, +4 more
    fixed: vendor fix RHSA-2025:18098
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-611.8.1.el9_7, kernel-rt 5.14.0-570.46.1.el9_6, kernel-rt-64k 5.14.0-611.8.1.el9_7, kernel-rt-64k 5.14.0-570.46.1.el9_6, kernel-rt-core 5.14.0-611.8.1.el9_7, kernel-rt-core 5.14.0-570.46.1.el9_6, +34 more
    fixed: vendor fix RHSA-2025:16398
  • Red Hat Enterprise Linux Real Time (v. 10) kernel-rt 6.12.0-124.9.1.el10_1, kernel-rt 6.12.0-55.33.1.el10_0, kernel-rt-64k 6.12.0-124.9.1.el10_1, kernel-rt-64k 6.12.0-55.33.1.el10_0, kernel-rt-core 6.12.0-124.9.1.el10_1, kernel-rt-core 6.12.0-55.33.1.el10_0, +34 more
    fixed: vendor fix RHSA-2025:15782
  • Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules-extra 5.14.0-70.149.1.rt21.221.el9_0, +2 more
    fixed: vendor fix RHSA-2025:18098
  • Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt 5.14.0-427.94.1.el9_4, kernel-rt-core 5.14.0-427.94.1.el9_4, kernel-rt-modules 5.14.0-427.94.1.el9_4, kernel-rt-debug-core 5.14.0-427.94.1.el9_4, kernel-rt-modules-core 5.14.0-427.94.1.el9_4, kernel-rt-debug-modules 5.14.0-427.94.1.el9_4, +4 more
    fixed: vendor fix RHSA-2025:17958
  • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-611.8.1.el9_7, kernel-rt 5.14.0-570.46.1.el9_6, kernel-rt-core 5.14.0-611.8.1.el9_7, kernel-rt-kvm 5.14.0-570.46.1.el9_6, kernel-rt-core 5.14.0-570.46.1.el9_6, kernel-rt-modules 5.14.0-611.8.1.el9_7, +16 more
    fixed: vendor fix RHSA-2025:16398
  • Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt 6.12.0-124.9.1.el10_1, kernel-rt 6.12.0-55.33.1.el10_0, kernel-rt-kvm 6.12.0-55.33.1.el10_0, kernel-rt-core 6.12.0-124.9.1.el10_1, kernel-rt-core 6.12.0-55.33.1.el10_0, kernel-rt-modules 6.12.0-124.9.1.el10_1, +16 more
    fixed: vendor fix RHSA-2025:15782
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt 5.14.0-427.94.1.el9_4, kernel-rt-kvm 5.14.0-427.94.1.el9_4, kernel-rt-core 5.14.0-427.94.1.el9_4, kernel-rt-modules 5.14.0-427.94.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.94.1.el9_4, kernel-rt-debug-core 5.14.0-427.94.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:17958

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-25-162-05 updated cvss 7.3

Siemens SIMATIC S7-1500 CPU family

  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0) >= 3.1.5 Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0) >= 3.1.5 Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0) >= 3.1.5 Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0) >= 3.1.5 Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0) >= 3.1.5
    affected: mitigation, no fix available

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-26-043-06 updated cvss 7.3

Siemens SINEC OS

  • Siemens RUGGEDCOM RST2428P (6GK6242-6PA00) < 3.3
    affected: fixed in V3.3 support.industry.siemens.com
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family < 3.3
    affected: fixed in V3.3
  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) < 3.3 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) < 3.3 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) < 3.3 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) < 3.3 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) < 3.3 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) < 3.3
    +8 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) < 3.3 Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-4AR3) < 3.3 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-2AR3) < 3.3 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) < 3.3 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) < 3.3 Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+) (6GK5334-5TS01-3AR3) < 3.3
    affected: fixed in V3.3 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Linux Linux
  • Siemens RUGGEDCOM RST2428P
  • Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family
  • Siemens SCALANCE XCH328
  • Siemens SCALANCE XCM324
  • Siemens SCALANCE XCM328
  • Siemens SCALANCE XCM332
  • Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC)
  • Siemens SCALANCE XRM334 (230 V AC, 12xFO)
  • Siemens SCALANCE XRM334 (230 V AC, 8xFO)
  • Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SCALANCE XRM334 (24 V DC, 12xFO)
  • Siemens SCALANCE XRM334 (24 V DC, 8xFO)
  • Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SCALANCE XRM334 (2x230 V AC, 12xFO)
  • Siemens SCALANCE XRM334 (2x230 V AC, 8xFO)
  • Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+)
  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP

Classification

Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.