CVE-2026-64342
In the Linux kernel, the following vulnerability has been resolved:
USB: iowarrior: fix use-after-free on disconnect
Submitted write URBs are not stopped on close() and therefore need to be
stopped unconditionally on disconnect() to avoid use-after-free in the
completion handler.
CSIRTS triage
- What
- A use-after-free vulnerability exists on disconnect in the iowarrior driver.
- Who is affected
- Deployments of the iowarrior driver are affected.
- Urgency
- Remediation is necessary to prevent potential exploitation, although exploitation status is currently unknown.
- Action
- Update to the latest version of the iowarrior driver.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Advisory coverage (2)
- unknownCVE-2026-64342: In the Linux kernel, the following vulnerability has been resolved: USB: iowarrior: fix use-af…nvd · 2026-07-25
- highCVE-2026-64342: USB: iowarrior: fix use-after-free on disconnectmsrc · 2026-07-14
External references
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