{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-93281", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-17T16:02:15.098Z", "datePublished": "2026-09-24T15:52:23.240Z", "dateUpdated": "2026-10-19T09:08:35.587Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:08:35.587Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: fix HE extended capability length check\n\nrtw89_mac_check_he_obss_narrow_bw_ru_iter() reads extended capability\nbyte 10, but rejects only datalen values below 10. Byte 10 requires at\nleast 11 bytes.\n\nRequire datalen >= 11 before reading data[10]."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/realtek/rtw89/mac.c"], "versions": [{"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "eddf53f1edb0cf7f302bd15cdb47cca90948c205", "status": "affected", "versionType": "git"}, {"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "655c4401c18d735dbaf2cc172ff4f626b3a896a0", "status": "affected", "versionType": "git"}, {"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "bddbd1de765bf6ddc0473ad683910eb3a2a92a43", "status": "affected", "versionType": "git"}, {"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "f2a01deff7d0d5cc3dcbf2358dac113979303c8e", "status": "affected", "versionType": "git"}, {"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "f132fc01b359a0f7d81fe13d769ea4e7c4baa66e", "status": "affected", "versionType": "git"}, {"version": "8d540f9d29162e273797bef36686a010724f0f8a", "lessThan": "2aba608a86e9b099c9af2ea70b620552dee2b628", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/realtek/rtw89/mac.c"], "versions": [{"version": "6.1", "status": "affected"}, {"version": "0", "lessThan": "6.1", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.188", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.157", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.110", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.52", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.6", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "6.1", "versionEndExcluding": "6.1.188"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.6.157"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.12.110"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.18.52"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "7.2.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/eddf53f1edb0cf7f302bd15cdb47cca90948c205"}, {"url": "https://git.kernel.org/stable/c/655c4401c18d735dbaf2cc172ff4f626b3a896a0"}, {"url": "https://git.kernel.org/stable/c/bddbd1de765bf6ddc0473ad683910eb3a2a92a43"}, {"url": "https://git.kernel.org/stable/c/f2a01deff7d0d5cc3dcbf2358dac113979303c8e"}, {"url": "https://git.kernel.org/stable/c/f132fc01b359a0f7d81fe13d769ea4e7c4baa66e"}, {"url": "https://git.kernel.org/stable/c/2aba608a86e9b099c9af2ea70b620552dee2b628"}], "title": "wifi: rtw89: fix HE extended capability length check", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/wireless/realtek/rtw89/mac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "eddf53f1edb0cf7f302bd15cdb47cca90948c205", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}, {"lessThan": "655c4401c18d735dbaf2cc172ff4f626b3a896a0", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}, {"lessThan": "bddbd1de765bf6ddc0473ad683910eb3a2a92a43", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}, {"lessThan": "f2a01deff7d0d5cc3dcbf2358dac113979303c8e", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}, {"lessThan": "f132fc01b359a0f7d81fe13d769ea4e7c4baa66e", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}, {"lessThan": "2aba608a86e9b099c9af2ea70b620552dee2b628", "status": "affected", "version": "8d540f9d29162e273797bef36686a010724f0f8a", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/wireless/realtek/rtw89/mac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.1"}, {"lessThan": "6.1", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.188", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.157", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.110", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.52", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: fix HE extended capability length check\n\nrtw89_mac_check_he_obss_narrow_bw_ru_iter() reads extended capability\nbyte 10, but rejects only datalen values below 10. Byte 10 requires at\nleast 11 bytes.\n\nRequire datalen >= 11 before reading data[10]."}], "id": "CVE-2026-93281", "lastModified": "2026-10-19T10:17:19.700", "metrics": {}, "published": "2026-09-24T16:17:25.440", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2aba608a86e9b099c9af2ea70b620552dee2b628"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/655c4401c18d735dbaf2cc172ff4f626b3a896a0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bddbd1de765bf6ddc0473ad683910eb3a2a92a43"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/eddf53f1edb0cf7f302bd15cdb47cca90948c205"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f132fc01b359a0f7d81fe13d769ea4e7c4baa66e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f2a01deff7d0d5cc3dcbf2358dac113979303c8e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: wifi: rtw89: fix HE extended capability length check", "id": "2540350", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2540350"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-125", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: rtw89: fix HE extended capability length check\nrtw89_mac_check_he_obss_narrow_bw_ru_iter() reads extended capability\nbyte 10, but rejects only datalen values below 10. Byte 10 requires at\nleast 11 bytes.\nRequire datalen >= 11 before reading data[10].", "A flaw was found in the Linux kernel's Realtek Wi-Fi driver (rtw89). This vulnerability may allow an attacker within wireless range to cause a Denial of Service (DoS) via a system crash. By transmitting a crafted wireless frame with malformed capability information, an attacker can trigger an improper length check leading to an out-of-bounds memory read."], "name": "CVE-2026-93281", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-09-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-93281\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-93281\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-93281.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,eddf53f1edb0cf7f302bd15cdb47cca90948c205)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,655c4401c18d735dbaf2cc172ff4f626b3a896a0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,bddbd1de765bf6ddc0473ad683910eb3a2a92a43)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,f2a01deff7d0d5cc3dcbf2358dac113979303c8e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,f132fc01b359a0f7d81fe13d769ea4e7c4baa66e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[8d540f9d29162e273797bef36686a010724f0f8a,2aba608a86e9b099c9af2ea70b620552dee2b628)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.1"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.1)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.188,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.157,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.110,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.52,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.6,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-25T05:00:09.766999+00:00", "updated": "2026-10-01T21:15:09.064806+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}