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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.

Official resources

CVE-2025-10238 was published on 2026-06-10T15:16:31.053Z and modified on 2026-06-10T19:43:28.857Z.