CVE-2026-98578nfc: st21nfca: validate ISO15693 inventory length
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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.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 18, 2026
- First seen by InfoSec Signals
- Oct 18, 2026
Affected products
Linux Linux linux:linux (from the name) | from 7974728094d35f38775417a26d8f30ea3602496a before e47b2a350bb0ff123434ec5484c6dc3333b0727c; 7974728094d35f38775417a26d8f30ea3602496a builds before 57d183764f3002f9625ee4deeeb20716c519534e; 7974728094d35f38775417a26d8f30ea3602496a builds before 3af2ea4035581a1607d9830779c187a0c7e225aa; 7974728094d35f38775417a26d8f30ea3602496a builds before 9fa21b0f78adb514e3bd96a505ddb752e9727ff3; 7974728094d35f38775417a26d8f30ea3602496a builds before 6353dae51bc9b3cad13c9d890b53311a46c96b4e; from 7974728094d35f38775417a26d8f30ea3602496a before fdd95e819d828c975aaeb258a3fed5dd7fd136d0; from 7974728094d35f38775417a26d8f30ea3602496a before a86987d03a4d39acdbe4533d83db4d656ea36c59; 7974728094d35f38775417a26d8f30ea3602496a builds before 7f2ea5ed588c03d481f0301e6c3d4240132383fb | CNA record |
References
- https://git.kernel.org/stable/c/e47b2a350bb0ff123434ec5484c6dc3333b0727c
- https://git.kernel.org/stable/c/57d183764f3002f9625ee4deeeb20716c519534e
- https://git.kernel.org/stable/c/3af2ea4035581a1607d9830779c187a0c7e225aa
- https://git.kernel.org/stable/c/9fa21b0f78adb514e3bd96a505ddb752e9727ff3
- https://git.kernel.org/stable/c/6353dae51bc9b3cad13c9d890b53311a46c96b4e
- https://git.kernel.org/stable/c/fdd95e819d828c975aaeb258a3fed5dd7fd136d0
- https://git.kernel.org/stable/c/a86987d03a4d39acdbe4533d83db4d656ea36c59
- https://git.kernel.org/stable/c/7f2ea5ed588c03d481f0301e6c3d4240132383fb
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.