PatchSiren

PatchSiren cyber security CVE debrief

CVE-2025-10237 Lenovo CVE debrief

A potential vulnerability was discovered in some ThinkPad embedded controller firmware that could allow a privileged local user to perform arbitrary reads or writes to privileged memory regions. The vulnerability has a CVSS score of 8.4 and is classified as HIGH severity.

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 devices, specifically those with privileged local access.

Technical summary

The vulnerability is located in the ThinkPad embedded controller firmware. A privileged local user could exploit this vulnerability to perform arbitrary reads or writes to privileged memory regions.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates provided by the vendor (Lenovo) as soon as possible.
  • Restrict access to privileged memory regions.
  • Monitor system activity for suspicious behavior.

Evidence notes

The vendor is believed to be Lenovo, based on evidence from the source reference.

Official resources

CVE-2025-10237 was published on 2026-06-10T15:16:30.540Z and modified on 2026-06-10T19:43:28.857Z.