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CVE-2026-64143 Linux CVE debrief

CVE-2026-64143 is a vulnerability in the Linux kernel related to the uniwill-laptop platform/x86 module. The charging limit feature can permanently damage the battery on some older models (~2020). Users of the Linux kernel should be aware of this vulnerability and take necessary precautions. The CVE record was published on 2026-07-19T16:17:56.243Z and has not been modified since then. This vulnerability has a medium defensive priority. System administrators and security teams should review the official CVE record and NVD detail to determine the affected scope and necessary actions.

Vendor
Linux
Product
Unknown
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-19
Original CVE updated
2026-08-17
Advisory published
2026-07-19
Advisory updated
2026-08-17

Who should care

Users of the Linux kernel, specifically those using the uniwill-laptop platform/x86 module, should be aware of this vulnerability. System administrators and security teams should review the official CVE record and NVD detail to determine the affected scope and necessary actions. Affected users should verify their systems, check for updates, and perform defensive verification tasks to ensure the vulnerability is properly addressed.

Technical summary

The Linux kernel has a vulnerability related to the uniwill-laptop platform/x86 module. The charging limit feature can permanently damage the battery on some older models (~2020). Users should be cautious when enabling this feature. The vulnerability has a medium defensive priority, and users should review the official CVE record and NVD detail for more information. Affected users should verify their systems, check for updates, and perform defensive verification tasks to ensure the vulnerability is properly addressed.

Defensive priority

Medium

Recommended defensive actions

  • Inventory affected systems
  • Apply vendor remediation
  • Monitor for compensating controls
  • Review official advisory or CVE record
  • Plan vendor-supported updates or mitigations
  • Check relevant monitoring, detection, and logs
  • Track exceptions and retest remediated assets

Evidence notes

Evidence is limited. Official CVE record and NVD detail are available. The vulnerability affects the Linux kernel, specifically the uniwill-laptop platform/x86 module. Users should verify their systems and check for updates. Defensive verification tasks are necessary to ensure the vulnerability is properly addressed. It is essential to review the official advisory and CVE record to determine the affected scope and necessary actions.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-64143 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-64143

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

  • CVE-2026-64143 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-64143

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

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://git.kernel.org/stable/c/26cbe119f99c86dcb4a0136d2bc73c0c716d80e4

    416baaa9-dc9f-4396-8d5f-8c081fb06d67

  • Source reference

    Unverified legacy reference

    URL: https://git.kernel.org/stable/c/c832a00c9b929b9ad26772833d425f520b2e09cd

    416baaa9-dc9f-4396-8d5f-8c081fb06d67

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.