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CVE-2026-98767VulnerabilityPublished Updated

Microsoft · usb: dwc3: gadget: fix IRQ storm on invalid event buffer count

Affects MicrosoftSource GCVE Database

0
Authoritative record:CVE-2026-98767· High

Not known to be exploited · fixed in f51cadb02b439850ab411df0a2cf4288a66d42e2 : patch Microsoft soon.

Data as of 28 Oct 2026, 09:14 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Patch
Available – fixed in f51cadb02b439850ab411df0a2cf4288a66d42e2, ba927133b301894e7d24099afbb701887c8cd2f1, 96918ca25ff467c25675478fc79393df4ae9d74c +9

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • >=6.6.89 <6.6.160
  • >=6.12.26 <6.12.113
  • >=5.4.293 <5.5
  • >=5.10.237 <5.11
  • >=5.15.181 <5.16
  • >=6.1.136 <6.2
  • >=6.14.5 <6.15
Fixed in
  • f51cadb02b439850ab411df0a2cf4288a66d42e2
  • ba927133b301894e7d24099afbb701887c8cd2f1
  • 96918ca25ff467c25675478fc79393df4ae9d74c
  • 6cd82563bb270e03fe2f91324660ea14e3ce5d1a
  • 6.15
  • 6.12.113
  • 6.6.160
  • 6.2
  • 5.16
  • 5.11
  • 5.5
  • 1ff77cbefe5a653ea12874c213ea4bd0d72c1067
LinuxLinuxAffected
  • =6.15
Fixed in–

Description

This vulnerability relates to the USB DWC3 gadget driver in Microsoft products, specifically addressing an IRQ storm caused by an invalid event buffer count. The issue is identified in versions 3.0 and 4.0 of the affected software. No CVSS score or detailed impact information is provided.

References

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