{"api_version":"1","generated_at":"2026-08-28T17:26:50+00:00","cve":"CVE-2026-80599","urls":{"html":"https://cve.report/CVE-2026-80599","api":"https://cve.report/api/cve/CVE-2026-80599.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80599","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80599"},"summary":{"title":"batman-adv: dat: ensure accessible eth_hdr proto field","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: dat: ensure accessible eth_hdr proto field\n\nWhen batadv_get_vid() accesses the proto field of the ethernet header, it\nis not checking if the data itself is accessible. The caller is responsible\nfor it. But in contrast to other call sites, batadv_dat_get_vid() and its\ncaller didn't make sure this is true. This could have caused an\nout-of-bounds access.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-28 08:16:43","updated_at":"2026-08-28 08:16:43"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/5836a050d02e9598fa0f71e88dde28b63dfa35e3","name":"https://git.kernel.org/stable/c/5836a050d02e9598fa0f71e88dde28b63dfa35e3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8f76277d02176cd739945bba3379448e2e22e799","name":"https://git.kernel.org/stable/c/8f76277d02176cd739945bba3379448e2e22e799","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3c62694c31f043568c3f4784b8d247cc3bea6b4c","name":"https://git.kernel.org/stable/c/3c62694c31f043568c3f4784b8d247cc3bea6b4c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/26560c4a03dc4d607331600c187f59ab2df5f341","name":"https://git.kernel.org/stable/c/26560c4a03dc4d607331600c187f59ab2df5f341","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4407ff3af469356f9641c4a6e7072309bae86bea","name":"https://git.kernel.org/stable/c/4407ff3af469356f9641c4a6e7072309bae86bea","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6d3ea37074bb747f745d28138f87745ba9bd97c5","name":"https://git.kernel.org/stable/c/6d3ea37074bb747f745d28138f87745ba9bd97c5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/da3677b5ed362742d30ceab31bfafcdc74dc2642","name":"https://git.kernel.org/stable/c/da3677b5ed362742d30ceab31bfafcdc74dc2642","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7913935d41f166c367bbf7cc76a79e50044388e8","name":"https://git.kernel.org/stable/c/7913935d41f166c367bbf7cc76a79e50044388e8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80599","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80599","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be1db4f6615b5e6156c807ea8985171c215c2d57 da3677b5ed362742d30ceab31bfafcdc74dc2642 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be1db4f6615b5e6156c807ea8985171c215c2d57 6d3ea37074bb747f745d28138f87745ba9bd97c5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be1db4f6615b5e6156c807ea8985171c215c2d57 7913935d41f166c367bbf7cc76a79e50044388e8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be1db4f6615b5e6156c807ea8985171c215c2d57 3c62694c31f043568c3f4784b8d247cc3bea6b4c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: dat: ensure accessible eth_hdr proto field\n\nWhen batadv_get_vid() accesses the proto field of the ethernet header, it\nis not checking if the data itself is accessible. The caller is responsible\nfor it. But in contrast to other call sites, batadv_dat_get_vid() and its\ncaller didn't make sure this is true. This could have caused an\nout-of-bounds access."}],"providerMetadata":{"dateUpdated":"2026-08-28T06:48:26.709Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/da3677b5ed362742d30ceab31bfafcdc74dc2642"},{"url":"https://git.kernel.org/stable/c/6d3ea37074bb747f745d28138f87745ba9bd97c5"},{"url":"https://git.kernel.org/stable/c/7913935d41f166c367bbf7cc76a79e50044388e8"},{"url":"https://git.kernel.org/stable/c/3c62694c31f043568c3f4784b8d247cc3bea6b4c"},{"url":"https://git.kernel.org/stable/c/5836a050d02e9598fa0f71e88dde28b63dfa35e3"},{"url":"https://git.kernel.org/stable/c/8f76277d02176cd739945bba3379448e2e22e799"},{"url":"https://git.kernel.org/stable/c/4407ff3af469356f9641c4a6e7072309bae86bea"},{"url":"https://git.kernel.org/stable/c/26560c4a03dc4d607331600c187f59ab2df5f341"}],"title":"batman-adv: dat: ensure accessible eth_hdr proto field","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80599","datePublished":"2026-08-28T06:48:26.709Z","dateReserved":"2026-08-26T14:34:25.771Z","dateUpdated":"2026-08-28T06:48:26.709Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-28 08:16:43","lastModifiedDate":"2026-08-28 08:16:43","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80599","Ordinal":"1","Title":"batman-adv: dat: ensure accessible eth_hdr proto field","CVE":"CVE-2026-80599","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80599","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: dat: ensure accessible eth_hdr proto field\n\nWhen batadv_get_vid() accesses the proto field of the ethernet header, it\nis not checking if the data itself is accessible. The caller is responsible\nfor it. But in contrast to other call sites, batadv_dat_get_vid() and its\ncaller didn't make sure this is true. This could have caused an\nout-of-bounds access.","Type":"Description","Title":"batman-adv: dat: ensure accessible eth_hdr proto field"}]}}}