CVE-2026-46136

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{"bugzilla": {"description": "kernel: wifi: mt76: mt7921: fix a potential clc buffer length underflow", "id": "2482624", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482624"}, "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-124", "details": ["A flaw was found in the Linux kernel's wifi: mt76: mt7921 component. A buffer length underflow in the CLC (Country Logic Control) mechanism can occur due to changes in the power table. This issue may lead to an almost infinite loop or an invalid power setting, resulting in a Denial of Service (DoS) by causing driver initialization failure."], "name": "CVE-2026-46136", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "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"}], "public_date": "2026-05-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46136\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46136\nhttps://lore.kernel.org/linux-cve-announce/2026052818-CVE-2026-46136-ae9a@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[15173a1697236793e9e900b82fece6f99d41b2a7,e451c325b000b9a0081fd93bc6d103d6943d4b55)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fa6ad88e023ddfa6c5dcdb466d159e89f451e305,90cc573fd2f46ddbc2c329e7814b5ba3deb7b939)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fa6ad88e023ddfa6c5dcdb466d159e89f451e305,0aa63d33742b805d1a218d18d12b983cce4b2f7b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fa6ad88e023ddfa6c5dcdb466d159e89f451e305,a0111847f0b4f6023f6dd320114697514e024ba3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fa6ad88e023ddfa6c5dcdb466d159e89f451e305,5373f8b19e568b5c217832b9bbef165bd2b2df14)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "0c9318d49e501a5d50b02bd91a4813bde2353488"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "5c8cac512844ad593d31258e215908014381bee2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[6.6.14,6.6.140)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[6.1.75,6.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[6.7.2,6.8)"}}], "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": "6.8"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.8)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.140,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.88,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.30,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.7,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1-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": "2026-05-28T12:00:14.557537+00:00", "updated": "2026-08-12T04:30:04.395242+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-124", "CWE-787"]}