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{"bugzilla": {"description": "kernel: LoongArch: Fix missing NULL checks for kstrdup()", "id": "2461517", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2461517"}, "csaw": false, "cwe": "CWE-476", "details": ["A flaw was found in the Linux kernel. During the system's initial startup, a critical error can occur if memory allocation fails while the system is reading CPU information. This is due to a missing check for empty or invalid data when duplicating strings, which can lead to a system crash, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-31559", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "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": "2026-04-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-31559\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-31559\nhttps://lore.kernel.org/linux-cve-announce/2026042458-CVE-2026-31559-01e9@gregkh/T"]}