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PatchSiren cyber security CVE debrief

CVE-2025-10238 Lenovo CVE debrief

A potential out-of-bounds write vulnerability was discovered in the BIOS of some ThinkPad products. A privileged local user could exploit this vulnerability to execute code in System Management Mode (SMM).

Vendor
Lenovo
Product
X13 Gen 6 (Type 21RK, 21RL) Laptops (ThinkPad) BIOS
CVSS
HIGH 8.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-10
Advisory published
2026-06-10
Advisory updated
2026-06-10

Who should care

Users of affected ThinkPad products, administrators, and security teams should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The vulnerability has a CVSS score of 8.4 and is classified as HIGH severity. It was discovered during an internal security assessment.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates provided by the vendor (Lenovo) as soon as possible.
  • Restrict access to the affected systems to authorized personnel only.
  • Monitor system logs for suspicious activity.

Evidence notes

The vendor is Lenovo, as indicated by the evidence in the source item.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-10238 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-10238

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

  • CVE-2025-10238 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-10238

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

Supplemental references

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.