CVE-2026-98578
In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: validate ISO15693 inventory length The ISO15693 inventory helper removes a two-byte prefix without checking that it exists, then accepts a one-byte remainder before reading data[1] as the DSFID. Require the prefix and at least two remaining bytes before copying the UID data and reading the DSFID.
Affected versions
Linux kernel versions
3.16
and later are affected. Fixed in
5.10.271,
5.15.222,
6.1.189,
6.6.158,
6.12.112,
6.18.55,
7.2.9,
7.3
and their respective stable series.
References
8 totalFrequently asked questions
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What is CVE-2026-98578?
CVE-2026-98578 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 3.16 onward and has been patched in 5.10.271, 5.15.222, 6.1.189 and others. CVE-2026-98578 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-2026-98578?
Yes. CVE-2026-98578 has been patched. Fixed versions include 5.10.271, 5.15.222, 6.1.189 and others. If you are running Linux kernel 3.16 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-98578 actively exploited?
No. CVE-2026-98578 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.