{"cve":"CVE-2026-31542","nvd":{"published":"2026-04-24T15:16:28.237","modified":"2026-06-17T10:33:56.650","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/platform/uv: Handle deconfigured sockets\n\nWhen a socket is deconfigured, it's mapped to SOCK_EMPTY (0xffff). This causes\na panic while allocating UV hub info structures.\n\nFix this by using NUMA_NO_NODE, allowing UV hub info structures to be\nallocated on valid nodes.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/1f6aa5bbf1d0f81a8a2aafc16136e7dd9a609ff3","https://git.kernel.org/stable/c/79f0faf81d3bbbe5f07bf6892450d3740a1b290d","https://git.kernel.org/stable/c/9956d4892e78812246336c7ea51f5aa62018049e","https://git.kernel.org/stable/c/c1cf2218d2fa40a49921a7460981e5faab26f04e","https://git.kernel.org/stable/c/c51957601d32c0d195bce0b9345dfe93ef5728cc"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:09.003606135+00:00"},"epss":{"cve":"CVE-2026-31542","score":0.00122,"percentile":0.01954,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}