{"api_version":"1","generated_at":"2026-10-24T20:40:23+00:00","cve":"CVE-2026-98579","urls":{"html":"https://cve.report/CVE-2026-98579","api":"https://cve.report/api/cve/CVE-2026-98579.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98579","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98579"},"summary":{"title":"nfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure\n\nnfc_genl_llc_sdreq() builds a list of TLV nodes while walking nested\nnetlink attrs, but 3 error paths (nested-attr parse failure, TLV alloc\nENOMEM, nfc_llcp_send_snl_sdreq() failure) all skip freeing what was\nalready queued.\n\nRoute them through a new free_list label, mirroring the SDRES path in\nthe same file which already does this. Harmless on the success path\ntoo -- send_snl_sdreq() drains the list as it moves nodes, so it's\nalready empty by the time free_list runs.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:10","updated_at":"2026-10-19 10:19:18"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/0b01a946b0f234f5badd25968610b585a4895f08","name":"https://git.kernel.org/stable/c/0b01a946b0f234f5badd25968610b585a4895f08","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/755bfc409748d8f3df64eb0eb26926270de3dd77","name":"https://git.kernel.org/stable/c/755bfc409748d8f3df64eb0eb26926270de3dd77","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e43ec0191c1630f41e7043ac729ea6f1b8044a7f","name":"https://git.kernel.org/stable/c/e43ec0191c1630f41e7043ac729ea6f1b8044a7f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5b1eca82085134bd92cd3810b0ef003c91e3f668","name":"https://git.kernel.org/stable/c/5b1eca82085134bd92cd3810b0ef003c91e3f668","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/66f4300206b82b0b143ef0d9be90cd8d29f23a47","name":"https://git.kernel.org/stable/c/66f4300206b82b0b143ef0d9be90cd8d29f23a47","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02","name":"https://git.kernel.org/stable/c/d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cbde7f5d326172d6dbb55cca0df42fa7e1ed8115","name":"https://git.kernel.org/stable/c/cbde7f5d326172d6dbb55cca0df42fa7e1ed8115","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/08d2c069239ab425fdd333784a6a3b3e034e4aa0","name":"https://git.kernel.org/stable/c/08d2c069239ab425fdd333784a6a3b3e034e4aa0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98579","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98579","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d9b8d8e19b073096d3609bbd60f82148d128b555 5b1eca82085134bd92cd3810b0ef003c91e3f668 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d9b8d8e19b073096d3609bbd60f82148d128b555 d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d9b8d8e19b073096d3609bbd60f82148d128b555 755bfc409748d8f3df64eb0eb26926270de3dd77 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d9b8d8e19b073096d3609bbd60f82148d128b555 e43ec0191c1630f41e7043ac729ea6f1b8044a7f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.222 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.189 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.158 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.55 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.9 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/nfc/netlink.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5b1eca82085134bd92cd3810b0ef003c91e3f668","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"755bfc409748d8f3df64eb0eb26926270de3dd77","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"e43ec0191c1630f41e7043ac729ea6f1b8044a7f","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"08d2c069239ab425fdd333784a6a3b3e034e4aa0","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"cbde7f5d326172d6dbb55cca0df42fa7e1ed8115","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"0b01a946b0f234f5badd25968610b585a4895f08","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"},{"lessThan":"66f4300206b82b0b143ef0d9be90cd8d29f23a47","status":"affected","version":"d9b8d8e19b073096d3609bbd60f82148d128b555","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/nfc/netlink.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.10"},{"lessThan":"3.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.55","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.271","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.55","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.9","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"3.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure\n\nnfc_genl_llc_sdreq() builds a list of TLV nodes while walking nested\nnetlink attrs, but 3 error paths (nested-attr parse failure, TLV alloc\nENOMEM, nfc_llcp_send_snl_sdreq() failure) all skip freeing what was\nalready queued.\n\nRoute them through a new free_list label, mirroring the SDRES path in\nthe same file which already does this. Harmless on the success path\ntoo -- send_snl_sdreq() drains the list as it moves nodes, so it's\nalready empty by the time free_list runs."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:22:04.617Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5b1eca82085134bd92cd3810b0ef003c91e3f668"},{"url":"https://git.kernel.org/stable/c/d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02"},{"url":"https://git.kernel.org/stable/c/755bfc409748d8f3df64eb0eb26926270de3dd77"},{"url":"https://git.kernel.org/stable/c/e43ec0191c1630f41e7043ac729ea6f1b8044a7f"},{"url":"https://git.kernel.org/stable/c/08d2c069239ab425fdd333784a6a3b3e034e4aa0"},{"url":"https://git.kernel.org/stable/c/cbde7f5d326172d6dbb55cca0df42fa7e1ed8115"},{"url":"https://git.kernel.org/stable/c/0b01a946b0f234f5badd25968610b585a4895f08"},{"url":"https://git.kernel.org/stable/c/66f4300206b82b0b143ef0d9be90cd8d29f23a47"}],"title":"nfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98579","datePublished":"2026-10-18T15:18:52.611Z","dateReserved":"2026-09-25T10:25:14.358Z","dateUpdated":"2026-10-19T09:22:04.617Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:10","lastModifiedDate":"2026-10-19 10:19:18","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98579","Ordinal":"1","Title":"nfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure","CVE":"CVE-2026-98579","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98579","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure\n\nnfc_genl_llc_sdreq() builds a list of TLV nodes while walking nested\nnetlink attrs, but 3 error paths (nested-attr parse failure, TLV alloc\nENOMEM, nfc_llcp_send_snl_sdreq() failure) all skip freeing what was\nalready queued.\n\nRoute them through a new free_list label, mirroring the SDRES path in\nthe same file which already does this. Harmless on the success path\ntoo -- send_snl_sdreq() drains the list as it moves nodes, so it's\nalready empty by the time free_list runs.","Type":"Description","Title":"nfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure"}]}}}