{"id":"CVE-2026-80803","revision":"93c72b9dac084497b8df6554e447e62c","records":[{"revision":"93c72b9dac084497b8df6554e447e62c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80803","aliases":[],"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":0,"publishedAt":"2026-09-04T15:13:17.298+00:00","modifiedAt":"2026-10-19T08:43:56.485+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/nfc/digital_technology.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"6afb29751ee731e7f7a96feb8a15f91441e552ba\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"e886c63d2ca7108826076989103a1ffa8a0bb8f4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"4e942da2869bcd646353eef706b7dd82efeb9db5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"d0756a98277e383c26fead988a96c91f0781cd7f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"af4c0606f743e009254a8d252096855335ade85d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"a56773e649ea99b344d6bbaf90f34c8e3fadef5d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"31aa28ed732f66ab83c40ef53d99791be69b85c4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c0695e4998dd268ff2a05951961247b7e015651\",\n                            \"lessThan\": \"344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/nfc/digital_technology.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.267\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.218\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.185\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.154\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.106\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.47\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.11\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.1\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/6afb29751ee731e7f7a96feb8a15f91441e552ba","https://git.kernel.org/stable/c/e886c63d2ca7108826076989103a1ffa8a0bb8f4","https://git.kernel.org/stable/c/4e942da2869bcd646353eef706b7dd82efeb9db5","https://git.kernel.org/stable/c/d0756a98277e383c26fead988a96c91f0781cd7f","https://git.kernel.org/stable/c/af4c0606f743e009254a8d252096855335ade85d","https://git.kernel.org/stable/c/a56773e649ea99b344d6bbaf90f34c8e3fadef5d","https://git.kernel.org/stable/c/a1ef9bddfbb3ae42b036c5aa16cf386d78db70b6","https://git.kernel.org/stable/c/31aa28ed732f66ab83c40ef53d99791be69b85c4","https://git.kernel.org/stable/c/344a56d7c8e0f3cbaff0bcb1bcd95a1a1db24b16"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80803","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80803","identifiers":["CVE-2026-80803"]},"retained":false,"historicalAffected":[]}],"coverage":[]}