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Fencer Intel
medium 6.4

CVE-2019-6172 json

A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficient checking in some…

published 6y ago modified 4mo ago also EUVD-2019-15739

cvss
6.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficient checking in some Lenovo ThinkPad models may allow arbitrary code execution.

Patch / fix

  • lenovo thinkpad_helix_firmware gfet65ww
  • lenovo thinkpad_s531_firmware gket46ww
  • lenovo thinkpad_t440_firmware gjeta3ww
  • lenovo thinkpad_t440s_firmware gjeta3ww
  • lenovo thinkpad_t440p_firmware gleta0ww
  • lenovo thinkpad_t540p_firmware gmet89ww
  • lenovo thinkpad_w540_firmware gnet92ww
  • lenovo thinkpad_w541_firmware gnet92ww
  • lenovo thinkpad_x240_firmware giet98ww
  • lenovo thinkpad_x240s_firmware giet98ww

Is CVE-2019-6172 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.4 AV:L/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Lenovo ThinkPad

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.