{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53166", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "REJECTED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.389Z", "datePublished": "2026-06-25T08:38:46.089Z", "dateUpdated": "2026-07-10T11:57:35.720Z", "dateRejected": "2026-07-10T11:57:35.720Z"}, "containers": {"cna": {"rejectedReasons": [{"lang": "en", "value": "This CVE ID has been rejected or withdrawn by its CVE Numbering Authority."}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-10T11:57:35.720Z"}, "x_generator": {"engine": "cvelib 1.8.0"}}}}

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{"bugzilla": {"description": "kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock", "id": "2492805", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492805"}, "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-476", "details": ["A flaw was found in the Linux kernel's futex (Fast Userspace Mutex) requeue mechanism. When a non-top waiter attempts to requeue a Priority Inheritance (PI) futex it already owns, a NULL pointer dereference can occur. This issue, specifically within the `remove_waiter()` function during a self-deadlock scenario, leads to a kernel crash, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-53166", "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": "2026-06-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53166\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53166\nhttps://lore.kernel.org/linux-cve-announce/2026062551-CVE-2026-53166-2861@gregkh/T"], "threat_severity": "Moderate"}

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