CVE-2026-53104

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{"bugzilla": {"description": "kernel: wifi: mt76: Fix memory leak destroying device", "id": "2492383", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492383"}, "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-772", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: mt76: Fix memory leak destroying device\nAll MT76 rx queues have an associated page_pool even if the queue is not\nassociated to a NAPI (e.g. WED RRO queues with WED enabled). Destroy the\npage_pool running mt76_dma_cleanup routine during module unload.\nMoreover returns pages to the page pool if WED is not enabled for WED RRO\nqueues.", "A flaw was found in the Linux kernel's mt76 Wi-Fi driver. This vulnerability, a memory leak, occurs when the device is destroyed during module unload. Specifically, the `mt76_dma_cleanup` routine fails to properly destroy the `page_pool` associated with all MT76 receive queues, leading to unreleased memory. Over time, this can lead to system instability or a denial of service (DoS) due to resource exhaustion."], "name": "CVE-2026-53104", "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": "2026-06-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53104\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53104\nhttps://lore.kernel.org/linux-cve-announce/2026062412-CVE-2026-53104-95e8@gregkh/T"], "threat_severity": "Low"}

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