PatchSiren

PatchSiren cyber security CVE debrief

CVE-2024-50096 Siemens CVE debrief

CVE-2024-50096 describes a vulnerability in the nouveau/dmem component related to migrate_to_ram upon copy error. The vulnerability was published on 2025-08-12 and last modified on 2026-02-25. CISA republished this advisory based on Siemens ProductCERT SSA-355557 advisory as of the February 25, 2026 update. The vulnerability affects Siemens industrial networking products including RUGGEDCOM RST2428P (6GK6242-6PA00), SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family, and SCALANCE XCM-/XRM-/XCH-/XRH-300 family. The source advisory underwent multiple revisions, with significant updates in February 2026 including corrections to affected products list and clarification of affected configurations for the SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family. No CVSS score or severity rating is available in the source data. This vulnerability is not listed in CISA's Known Exploited Vulnerabilities (KEV) catalog.

Vendor
Siemens
Product
RUGGEDCOM RST2428P (6GK6242-6PA00)
CVSS
HIGH 7.3
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 RUGGEDCOM RST2428P, SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500, or SCALANCE XCM-/XRM-/XCH-/XRH-300 family devices in industrial control system environments should assess their exposure and apply vendor guidance.

Technical summary

A vulnerability exists in the nouveau/dmem component where migrate_to_ram fails to properly handle copy errors. This affects memory migration operations in systems using the nouveau graphics driver. The vulnerability impacts Siemens industrial networking equipment running affected Linux-based firmware versions.

Defensive priority

medium

Recommended defensive actions

  • Review Siemens ProductCERT advisory SSA-355557 for detailed product-specific guidance
  • Verify affected product configurations against clarified guidance in February 2026 advisory updates
  • Apply vendor-provided security updates when available per Siemens recommendations
  • Follow CISA ICS recommended practices for defense-in-depth strategies
  • Monitor CISA ICS advisories for additional updates to this vulnerability

Evidence notes

Source: CISA CSAF advisory ICSA-25-226-07, republished from Siemens ProductCERT SSA-355557. Advisory revision history shows multiple updates through February 2026 correcting affected product listings and clarifying configurations.

Sources and references

Verified primary and authoritative sources

  • CVE-2024-50096 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2024-50096

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

  • CVE-2024-50096 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2024-50096

    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-25-226-07.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/csaf/ssa-355557.json

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://cert-portal.siemens.com/productcert/html/ssa-355557.html

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-25-226-07

    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.