{"api_version":"1","generated_at":"2026-06-27T23:31:51+00:00","cve":"CVE-2026-53182","urls":{"html":"https://cve.report/CVE-2026-53182","api":"https://cve.report/api/cve/CVE-2026-53182.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53182","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53182"},"summary":{"title":"wifi: nl80211: reject oversized EMA RNR lists","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: reject oversized EMA RNR lists\n\nnl80211_parse_rnr_elems() stores the parsed element count in a\nu8-backed cfg80211_rnr_elems::cnt field and uses that count to size\nthe flexible array allocation.\n\nReject nested NL80211_ATTR_EMA_RNR_ELEMS input once the count reaches\n255, before incrementing it again. This keeps the parser aligned with\nthe data structure it fills and matches the existing bound check used\nby nl80211_parse_mbssid_elems().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:35","updated_at":"2026-06-25 09:16:35"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ecbf3c45add30a0857414e156bdb9c79906f0ff6","name":"https://git.kernel.org/stable/c/ecbf3c45add30a0857414e156bdb9c79906f0ff6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/265c07c09c837621730d35f02975207a1224bf05","name":"https://git.kernel.org/stable/c/265c07c09c837621730d35f02975207a1224bf05","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4cd92957e8f8cc4ebfe8a5d4203c14c592fde6b1","name":"https://git.kernel.org/stable/c/4cd92957e8f8cc4ebfe8a5d4203c14c592fde6b1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/688fcac7054abc680c0eef753f2bb772cfaf8cf7","name":"https://git.kernel.org/stable/c/688fcac7054abc680c0eef753f2bb772cfaf8cf7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/30c3fa80f423613efdda3deca4af52ff7d20e4e2","name":"https://git.kernel.org/stable/c/30c3fa80f423613efdda3deca4af52ff7d20e4e2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/fc0ec2fc02dfe52c5821f36fbccf6a45df43f508","name":"https://git.kernel.org/stable/c/fc0ec2fc02dfe52c5821f36fbccf6a45df43f508","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53182","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53182","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 56189d7bc30531def6b999f27940ee43c6ff2569 fc0ec2fc02dfe52c5821f36fbccf6a45df43f508 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dbbb27e183b1568d5a907ace1cd144b0709ea52a 688fcac7054abc680c0eef753f2bb772cfaf8cf7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dbbb27e183b1568d5a907ace1cd144b0709ea52a 30c3fa80f423613efdda3deca4af52ff7d20e4e2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dbbb27e183b1568d5a907ace1cd144b0709ea52a 265c07c09c837621730d35f02975207a1224bf05 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dbbb27e183b1568d5a907ace1cd144b0709ea52a ecbf3c45add30a0857414e156bdb9c79906f0ff6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected dbbb27e183b1568d5a907ace1cd144b0709ea52a 4cd92957e8f8cc4ebfe8a5d4203c14c592fde6b1 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.1.160 6.1.176 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.4","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.4 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.176 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.143 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.94 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 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00:07:46"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/wireless/nl80211.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fc0ec2fc02dfe52c5821f36fbccf6a45df43f508","status":"affected","version":"56189d7bc30531def6b999f27940ee43c6ff2569","versionType":"git"},{"lessThan":"688fcac7054abc680c0eef753f2bb772cfaf8cf7","status":"affected","version":"dbbb27e183b1568d5a907ace1cd144b0709ea52a","versionType":"git"},{"lessThan":"30c3fa80f423613efdda3deca4af52ff7d20e4e2","status":"affected","version":"dbbb27e183b1568d5a907ace1cd144b0709ea52a","versionType":"git"},{"lessThan":"265c07c09c837621730d35f02975207a1224bf05","status":"affected","version":"dbbb27e183b1568d5a907ace1cd144b0709ea52a","versionType":"git"},{"lessThan":"ecbf3c45add30a0857414e156bdb9c79906f0ff6","status":"affected","version":"dbbb27e183b1568d5a907ace1cd144b0709ea52a","versionType":"git"},{"lessThan":"4cd92957e8f8cc4ebfe8a5d4203c14c592fde6b1","status":"affected","version":"dbbb27e183b1568d5a907ace1cd144b0709ea52a","versionType":"git"},{"lessThan":"6.1.176","status":"affected","version":"6.1.160","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/wireless/nl80211.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.94","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.176","versionStartIncluding":"6.1.160","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.143","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.94","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.4","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: reject oversized EMA RNR lists\n\nnl80211_parse_rnr_elems() stores the parsed element count in a\nu8-backed cfg80211_rnr_elems::cnt field and uses that count to size\nthe flexible array allocation.\n\nReject nested NL80211_ATTR_EMA_RNR_ELEMS input once the count reaches\n255, before incrementing it again. This keeps the parser aligned with\nthe data structure it fills and matches the existing bound check used\nby nl80211_parse_mbssid_elems()."}],"providerMetadata":{"dateUpdated":"2026-06-25T08:38:56.654Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/fc0ec2fc02dfe52c5821f36fbccf6a45df43f508"},{"url":"https://git.kernel.org/stable/c/688fcac7054abc680c0eef753f2bb772cfaf8cf7"},{"url":"https://git.kernel.org/stable/c/30c3fa80f423613efdda3deca4af52ff7d20e4e2"},{"url":"https://git.kernel.org/stable/c/265c07c09c837621730d35f02975207a1224bf05"},{"url":"https://git.kernel.org/stable/c/ecbf3c45add30a0857414e156bdb9c79906f0ff6"},{"url":"https://git.kernel.org/stable/c/4cd92957e8f8cc4ebfe8a5d4203c14c592fde6b1"}],"title":"wifi: nl80211: reject oversized EMA RNR lists","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53182","datePublished":"2026-06-25T08:38:56.654Z","dateReserved":"2026-06-09T07:44:35.390Z","dateUpdated":"2026-06-25T08:38:56.654Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:35","lastModifiedDate":"2026-06-25 09:16:35","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53182","Ordinal":"1","Title":"wifi: nl80211: reject oversized EMA RNR lists","CVE":"CVE-2026-53182","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53182","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: reject oversized EMA RNR lists\n\nnl80211_parse_rnr_elems() stores the parsed element count in a\nu8-backed cfg80211_rnr_elems::cnt field and uses that count to size\nthe flexible array allocation.\n\nReject nested NL80211_ATTR_EMA_RNR_ELEMS input once the count reaches\n255, before incrementing it again. This keeps the parser aligned with\nthe data structure it fills and matches the existing bound check used\nby nl80211_parse_mbssid_elems().","Type":"Description","Title":"wifi: nl80211: reject oversized EMA RNR lists"}]}}}