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.
Affected versions
Linux kernel versions
2.6.21
and later are affected. Fixed in
5.10.261,
5.15.212,
6.1.178,
6.6.145,
6.12.96,
6.18.39,
7.1.4,
7.2-rc3
and their respective stable series.
References
8 totalFrequently asked questions
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What is CVE-2026-64342?
CVE-2026-64342 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.21 onward and has been patched in 5.10.261, 5.15.212, 6.1.178 and others. CVE-2026-64342 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2026-64342?
Yes. CVE-2026-64342 has been patched. Fixed versions include 5.10.261, 5.15.212, 6.1.178 and others. If you are running Linux kernel 2.6.21 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-64342 actively exploited?
No. CVE-2026-64342 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.