{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46152", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.101Z", "datePublished": "2026-05-28T09:36:08.211Z", "dateUpdated": "2026-05-30T10:48:24.235Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-30T10:48:24.235Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: drop stray 'static' from fast-RX rx_result\n\nieee80211_invoke_fast_rx() is documented as safe for parallel RX, but\nits per-invocation rx_result is declared static. Concurrent callers then\nshare one instance and can overwrite each other's result between\nieee80211_rx_mesh_data() and the switch on res.\n\nThat can make a packet that was queued or consumed by\nieee80211_rx_mesh_data() fall through into ieee80211_rx_8023(), or make\na packet that should continue return as queued.\n\nMake res an automatic variable so each invocation keeps its own result."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH"}}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/mac80211/rx.c"], "versions": [{"version": "3468e1e0c639032a603450f0830ccabfa76f5806", "lessThan": "03584528bfffb195e384698af9148b94e42e3f14", "status": "affected", "versionType": "git"}, {"version": "3468e1e0c639032a603450f0830ccabfa76f5806", "lessThan": "1739fc31b4de06c5c78ce0741182770fb079091e", "status": "affected", "versionType": "git"}, {"version": "3468e1e0c639032a603450f0830ccabfa76f5806", "lessThan": "e131562d6f2b958148c35c98831b007f47f0e3d3", "status": "affected", "versionType": "git"}, {"version": "3468e1e0c639032a603450f0830ccabfa76f5806", "lessThan": "3ef44f96ccc3e06e059dec57842e366f0c4b1893", "status": "affected", "versionType": "git"}, {"version": "3468e1e0c639032a603450f0830ccabfa76f5806", "lessThan": "7a5b81e0c87a075afd572f659d8eb68c9c4cd2ba", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/mac80211/rx.c"], "versions": [{"version": "6.4", "status": "affected"}, {"version": "0", "lessThan": "6.4", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.88", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.30", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.7", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "6.12.88"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "6.18.30"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "7.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.4", "versionEndExcluding": "7.1-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/03584528bfffb195e384698af9148b94e42e3f14"}, {"url": "https://git.kernel.org/stable/c/1739fc31b4de06c5c78ce0741182770fb079091e"}, {"url": "https://git.kernel.org/stable/c/e131562d6f2b958148c35c98831b007f47f0e3d3"}, {"url": "https://git.kernel.org/stable/c/3ef44f96ccc3e06e059dec57842e366f0c4b1893"}, {"url": "https://git.kernel.org/stable/c/7a5b81e0c87a075afd572f659d8eb68c9c4cd2ba"}], "title": "wifi: mac80211: drop stray 'static' from fast-RX rx_result", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: drop stray 'static' from fast-RX rx_result\n\nieee80211_invoke_fast_rx() is documented as safe for parallel RX, but\nits per-invocation rx_result is declared static. Concurrent callers then\nshare one instance and can overwrite each other's result between\nieee80211_rx_mesh_data() and the switch on res.\n\nThat can make a packet that was queued or consumed by\nieee80211_rx_mesh_data() fall through into ieee80211_rx_8023(), or make\na packet that should continue return as queued.\n\nMake res an automatic variable so each invocation keeps its own result."}], "id": "CVE-2026-46152", "lastModified": "2026-05-30T11:17:24.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-05-28T10:16:30.827", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/03584528bfffb195e384698af9148b94e42e3f14"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1739fc31b4de06c5c78ce0741182770fb079091e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3ef44f96ccc3e06e059dec57842e366f0c4b1893"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7a5b81e0c87a075afd572f659d8eb68c9c4cd2ba"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e131562d6f2b958148c35c98831b007f47f0e3d3"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: wifi: mac80211: drop stray 'static' from fast-RX rx_result", "id": "2482563", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482563"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-1058", "details": ["A flaw was found in the Linux kernel's Wi-Fi (mac80211) subsystem. The `ieee80211_invoke_fast_rx()` function uses a static variable for `rx_result`, which is shared across concurrent calls. This can lead to incorrect processing of Wi-Fi packets, where a packet might be mishandled or its status incorrectly reported. Such issues can result in unexpected network behavior or a denial of service within the wireless communication."], "name": "CVE-2026-46152", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46152\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46152\nhttps://lore.kernel.org/linux-cve-announce/2026052822-CVE-2026-46152-ec8a@gregkh/T"], "threat_severity": "Important"}