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{"affected_release": [{"advisory": "RHSA-2022:1988", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-372.9.1.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-05-10T00:00:00Z"}], "bugzilla": {"description": "kernel: dm rq: don't queue request to blk-mq during DM suspend", "id": "2282917", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2282917"}, "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": "verified"}, "cwe": "CWE-399", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndm rq: don't queue request to blk-mq during DM suspend\nDM uses blk-mq's quiesce/unquiesce to stop/start device mapper queue.\nBut blk-mq's unquiesce may come from outside events, such as elevator\nswitch, updating nr_requests or others, and request may come during\nsuspend, so simply ask for blk-mq to requeue it.\nFixes one kernel panic issue when running updating nr_requests and\ndm-mpath suspend/resume stress test."], "name": "CVE-2021-47498", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-47498\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-47498\nhttps://lore.kernel.org/linux-cve-announce/2024052243-CVE-2021-47498-dc02@gregkh/T"], "statement": "This issue is fixed in RHEL-8.6 and above (including 8.10):\n~~~\nin (rhel-8.6, rhel-8.7, rhel-8.8, rhel-8.9, rhel-8.10) dm rq: don't queue request to blk-mq during DM suspend\n~~~", "threat_severity": "Moderate"}

{}