PatchSiren

PatchSiren cyber security CVE debrief

CVE-2023-52606 Siemens CVE debrief

CVE-2023-52606 is a vulnerability in the Linux kernel's PowerPC architecture vector operations library. The issue involves improper validation of size parameters for vector operations, which could lead to memory safety issues. The vulnerability was resolved by adding proper size validation to the powerpc/lib vector operations code. Siemens has identified this CVE as affecting certain industrial networking products including the RUGGEDCOM RST2428P and SCALANCE X-family switches running SINEC OS. CISA published advisory ICSA-25-226-15 on August 12, 2025, with subsequent updates through February 25, 2026, to refine affected product listings and incorporate Siemens ProductCERT guidance. The advisory's threat assessment categorizes the impact as 'Misinformed' for the listed product IDs. No CVSS score or severity rating is available in the source corpus.

Vendor
Siemens
Product
RUGGEDCOM RST2428P (6GK6242-6PA00)
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2025-08-12
Original CVE updated
2026-02-25
Advisory published
2025-08-12
Advisory updated
2026-02-25

Who should care

Organizations operating Siemens industrial networking infrastructure, particularly those with RUGGEDCOM RST2428P or SCALANCE X-family switches in critical infrastructure environments. OT security teams, network administrators, and asset owners in manufacturing, energy, transportation, and other industrial sectors using affected SINEC OS-based devices should prioritize vendor guidance review and patch deployment planning.

Technical summary

This vulnerability exists in the Linux kernel's PowerPC-specific library code (powerpc/lib) where vector operations lacked proper size validation. The fix adds validation checks to prevent potential memory safety issues during vectorized operations. The vulnerability affects Siemens industrial networking products that incorporate the vulnerable Linux kernel code, specifically the RUGGEDCOM RST2428P and SCALANCE X-family switches (XC-300/XR-300/XC-400/XR-500WG/XR-500, XCM-/XRM-/XCH-/XRH-300 families) running SINEC OS. The advisory threat assessment indicates 'Misinformed' impact categorization. Organizations should consult Siemens ProductCERT advisory SSA-613116 for specific remediation guidance and firmware updates.

Defensive priority

medium

Recommended defensive actions

  • Review Siemens ProductCERT advisory SSA-613116 for detailed product-specific guidance and patch availability
  • Verify SINEC OS version on affected SCALANCE and RUGGEDCOM devices against vendor security recommendations
  • Apply vendor-provided firmware updates when available per organizational change management procedures
  • Monitor CISA ICS advisories for updates to ICSA-25-226-15
  • Implement network segmentation for industrial control systems per CISA recommended practices
  • Ensure defense-in-depth strategies are applied to critical infrastructure environments

Evidence notes

The source advisory ICSA-25-226-15 was initially published on 2025-08-12 and most recently modified on 2026-02-25. The revision history indicates multiple updates: Additional Release 1 (2026-02-12) corrected affected products lists; Additional Release 2 (2026-02-24) removed unsupported version references and rejected CVEs; and the final republication (2026-02-25) incorporated Siemens ProductCERT SSA-613116 advisory. The threat category 'Misinformed' appears in the CSAF threats section for product IDs CSAFPID-0001, CSAFPID-0004, and CSAFPID-0003.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-52606 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-52606

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2023-52606 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-52606

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-226-15.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/csaf/ssa-613116.json

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/html/ssa-613116.html

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-25-226-15

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/resources-tools/resources/ics-recommended-practices

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/topics/industrial-control-systems

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf

    Reference

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.