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{"bugzilla": {"description": "kernel: cxl/region: Fix leakage in __construct_region()", "id": "2460716", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460716"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's `cxl/region` component. This vulnerability involves a resource leakage within the `__construct_region()` function. When `sysfs_update_group()` fails, the resource is not explicitly freed, leading to a memory leak. This could potentially allow a local attacker to cause a Denial of Service (DoS) by exhausting system resources."], "name": "CVE-2026-31529", "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": "2026-04-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-31529\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-31529\nhttps://lore.kernel.org/linux-cve-announce/2026042214-CVE-2026-31529-f32e@gregkh/T"]}