{"cve":"CVE-2024-41027","nvd":{"published":"2024-07-29T15:15:11.483","modified":"2026-06-17T07:47:06.970","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nFix userfaultfd_api to return EINVAL as expected\n\nCurrently if we request a feature that is not set in the Kernel config we\nfail silently and return all the available features.  However, the man\npage indicates we should return an EINVAL.\n\nWe need to fix this issue since we can end up with a Kernel warning should\na program request the feature UFFD_FEATURE_WP_UNPOPULATED on a kernel with\nthe config not set with this feature.\n\n [  200.812896] WARNING: CPU: 91 PID: 13634 at mm/memory.c:1660 zap_pte_range+0x43d/0x660\n [  200.820738] Modules linked in:\n [  200.869387] CPU: 91 PID: 13634 Comm: userfaultfd Kdump: loaded Not tainted 6.9.0-rc5+ #8\n [  200.877477] Hardware name: Dell Inc. PowerEdge R6525/0N7YGH, BIOS 2.7.3 03/30/2022\n [  200.885052] RIP: 0010:zap_pte_range+0x43d/0x660","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:L","score":3.3},"cwes":[],"references":["https://git.kernel.org/stable/c/14875fd5f9bcf60ac5518c63bfb676ade44aa7c6","https://git.kernel.org/stable/c/1723f04caacb32cadc4e063725d836a0c4450694","https://git.kernel.org/stable/c/519547760f16eae7803d2658d9524bc5ba7a20a7","https://git.kernel.org/stable/c/8111f902b7c95d75fc80c7e577f5045886c6b384","https://git.kernel.org/stable/c/cd94cac4069a763ab5206be2c64c9a8beae590ba"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:53:51.317825789+00:00"},"epss":{"cve":"CVE-2024-41027","score":0.00282,"percentile":0.20747,"date":"2026-11-01"},"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."]}