{"api_version":"1","generated_at":"2026-09-07T09:36:58+00:00","cve":"CVE-2026-80803","urls":{"html":"https://cve.report/CVE-2026-80803","api":"https://cve.report/api/cve/CVE-2026-80803.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80803","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80803"},"summary":{"title":"nfc: digital: clamp SENSF_RES length to the destination buffer","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: digital: clamp SENSF_RES length to the destination buffer\n\ndigital_in_recv_sensf_res() memcpy()s resp->len bytes from a remote\nNFC-F device response into the NFC_SENSF_RES_MAXSIZE-byte target.sensf_res\nfield without an upper-bound check. A nearby malicious NFC-F device can\nsend an oversized SENSF_RES response to overflow the stack-local struct\nnfc_target.\n\nClamp resp->len to NFC_SENSF_RES_MAXSIZE before the copy.\n\nFound by 0sec automated security-research tooling (https://0sec.ai).","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-04 16:18:07","updated_at":"2026-09-04 16:18:07"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/6afb29751ee731e7f7a96feb8a15f91441e552ba","name":"https://git.kernel.org/stable/c/6afb29751ee731e7f7a96feb8a15f91441e552ba","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af4c0606f743e009254a8d252096855335ade85d","name":"https://git.kernel.org/stable/c/af4c0606f743e009254a8d252096855335ade85d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a56773e649ea99b344d6bbaf90f34c8e3fadef5d","name":"https://git.kernel.org/stable/c/a56773e649ea99b344d6bbaf90f34c8e3fadef5d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4e942da2869bcd646353eef706b7dd82efeb9db5","name":"https://git.kernel.org/stable/c/4e942da2869bcd646353eef706b7dd82efeb9db5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6","name":"https://git.kernel.org/stable/c/a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16","name":"https://git.kernel.org/stable/c/344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e886c63d2ca7108826076989103a1ffa8a0bb8f4","name":"https://git.kernel.org/stable/c/e886c63d2ca7108826076989103a1ffa8a0bb8f4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d0756a98277e383c26fead988a96c91f0781cd7f","name":"https://git.kernel.org/stable/c/d0756a98277e383c26fead988a96c91f0781cd7f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/31aa28ed732f66ab83c40ef53d99791be69b85c4","name":"https://git.kernel.org/stable/c/31aa28ed732f66ab83c40ef53d99791be69b85c4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80803","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80803","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c0695e4998dd268ff2a05951961247b7e015651 6afb29751ee731e7f7a96feb8a15f91441e552ba git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c0695e4998dd268ff2a05951961247b7e015651 e886c63d2ca7108826076989103a1ffa8a0bb8f4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c0695e4998dd268ff2a05951961247b7e015651 4e942da2869bcd646353eef706b7dd82efeb9db5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 8c0695e4998dd268ff2a05951961247b7e015651 d0756a98277e383c26fead988a96c91f0781cd7f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"80803","cve":"CVE-2026-80803","epss":"0.001950000","percentile":"0.092970000","score_date":"2026-09-06","updated_at":"2026-09-07 00:06:16"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/nfc/digital_technology.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6afb29751ee731e7f7a96feb8a15f91441e552ba","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"e886c63d2ca7108826076989103a1ffa8a0bb8f4","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"4e942da2869bcd646353eef706b7dd82efeb9db5","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"d0756a98277e383c26fead988a96c91f0781cd7f","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"af4c0606f743e009254a8d252096855335ade85d","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"a56773e649ea99b344d6bbaf90f34c8e3fadef5d","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"31aa28ed732f66ab83c40ef53d99791be69b85c4","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"},{"lessThan":"344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16","status":"affected","version":"8c0695e4998dd268ff2a05951961247b7e015651","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/nfc/digital_technology.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.13"},{"lessThan":"3.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.267","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.218","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.185","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.154","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.106","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.47","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.11","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.1","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.267","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.218","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.185","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.154","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.106","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.47","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.11","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.1","versionStartIncluding":"3.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"3.13","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: digital: clamp SENSF_RES length to the destination buffer\n\ndigital_in_recv_sensf_res() memcpy()s resp->len bytes from a remote\nNFC-F device response into the NFC_SENSF_RES_MAXSIZE-byte target.sensf_res\nfield without an upper-bound check. A nearby malicious NFC-F device can\nsend an oversized SENSF_RES response to overflow the stack-local struct\nnfc_target.\n\nClamp resp->len to NFC_SENSF_RES_MAXSIZE before the copy.\n\nFound by 0sec automated security-research tooling (https://0sec.ai)."}],"providerMetadata":{"dateUpdated":"2026-09-04T15:13:17.298Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/6afb29751ee731e7f7a96feb8a15f91441e552ba"},{"url":"https://git.kernel.org/stable/c/e886c63d2ca7108826076989103a1ffa8a0bb8f4"},{"url":"https://git.kernel.org/stable/c/4e942da2869bcd646353eef706b7dd82efeb9db5"},{"url":"https://git.kernel.org/stable/c/d0756a98277e383c26fead988a96c91f0781cd7f"},{"url":"https://git.kernel.org/stable/c/af4c0606f743e009254a8d252096855335ade85d"},{"url":"https://git.kernel.org/stable/c/a56773e649ea99b344d6bbaf90f34c8e3fadef5d"},{"url":"https://git.kernel.org/stable/c/a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6"},{"url":"https://git.kernel.org/stable/c/31aa28ed732f66ab83c40ef53d99791be69b85c4"},{"url":"https://git.kernel.org/stable/c/344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16"}],"title":"nfc: digital: clamp SENSF_RES length to the destination buffer","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80803","datePublished":"2026-09-04T15:13:17.298Z","dateReserved":"2026-08-26T14:34:25.794Z","dateUpdated":"2026-09-04T15:13:17.298Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-04 16:18:07","lastModifiedDate":"2026-09-04 16:18:07","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80803","Ordinal":"1","Title":"nfc: digital: clamp SENSF_RES length to the destination buffer","CVE":"CVE-2026-80803","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80803","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: digital: clamp SENSF_RES length to the destination buffer\n\ndigital_in_recv_sensf_res() memcpy()s resp->len bytes from a remote\nNFC-F device response into the NFC_SENSF_RES_MAXSIZE-byte target.sensf_res\nfield without an upper-bound check. A nearby malicious NFC-F device can\nsend an oversized SENSF_RES response to overflow the stack-local struct\nnfc_target.\n\nClamp resp->len to NFC_SENSF_RES_MAXSIZE before the copy.\n\nFound by 0sec automated security-research tooling (https://0sec.ai).","Type":"Description","Title":"nfc: digital: clamp SENSF_RES length to the destination buffer"}]}}}