{"cve":"CVE-2026-43291","nvd":{"published":"2026-05-08T14:16:36.120","modified":"2026-06-17T10:49:19.400","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: nfc: nci: Fix parameter validation for packet data\n\nSince commit 9c328f54741b (\"net: nfc: nci: Add parameter validation for\npacket data\") communication with nci nfc chips is not working any more.\n\nThe mentioned commit tries to fix access of uninitialized data, but\nfailed to understand that in some cases the data packet is of variable\nlength and can therefore not be compared to the maximum packet length\ngiven by the sizeof(struct).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H","score":8.3},"cwes":["CWE-908"],"references":["https://git.kernel.org/stable/c/3b91160e9a91b5a2662875417dc42dc5b0bf03ea","https://git.kernel.org/stable/c/498fc5d0d650c77e87fcc73808d4f43240c21805","https://git.kernel.org/stable/c/571dcbeb8e635182bb825ae758399831805693c2","https://git.kernel.org/stable/c/a24a8a582da4426b2042e510a1080df84083b51d","https://git.kernel.org/stable/c/ad058a4317db7fdb3f09caa6ed536d24a62ce6a0"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:55.586217763+00:00"},"epss":{"cve":"CVE-2026-43291","score":0.00269,"percentile":0.19056,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}