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{"bugzilla": {"description": "kernel: wifi: mt76: mt7921s: fix potential hung tasks during chip recovery", "id": "2297561", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2297561"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: mt76: mt7921s: fix potential hung tasks during chip recovery\nDuring chip recovery (e.g. chip reset), there is a possible situation that\nkernel worker reset_work is holding the lock and waiting for kernel thread\nstat_worker to be parked, while stat_worker is waiting for the release of\nthe same lock.\nIt causes a deadlock resulting in the dumping of hung tasks messages and\npossible rebooting of the device.\nThis patch prevents the execution of stat_worker during the chip recovery."], "name": "CVE-2024-40977", "package_state": [{"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": "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": "2024-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-40977\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-40977\nhttps://lore.kernel.org/linux-cve-announce/2024071230-CVE-2024-40977-07c8@gregkh/T"], "threat_severity": "Moderate", "upstream_fix": "kernel 6.1.96, kernel 6.6.36, kernel 6.9.7, kernel 6.10-rc1"}