{"cve":"CVE-2026-74542","nvd":{"published":"2026-08-15T13:17:59.543","modified":"2026-10-21T13:19:46.490","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Fix folio_queue ENOMEM in writeback by adding a mempool\n\nFix the handling of folio_queue allocation failure in writeback by adding a\nmempool and passing in gfp_t flags to the rolling buffer functions that\nallocate memory, using the mempool if gfp != GFP_KERNEL.\n\nThis is then extended upwards and the gfp to be used for a request is stored\nin the netfs_io_request struct and is then used for both requests and\nsubrequests, eliminating the sleeping loops there.\n\nThe failure caused:\n\n    folio != NULL\n    WARNING: fs/netfs/write_issue.c:603 at netfs_writepages+0x883/0xa10 fs/netfs/write_issue.c:603, CPU#3: syz.0.17/5919","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/15ed8a9b7c63e9171f5139a6aaa1ffb61809861f","https://git.kernel.org/stable/c/1d78d56c43ef3768183e8370e7367b162700e049","https://git.kernel.org/stable/c/3f6d7f8a5416d852648d15a05e895f1195ee8a85","https://git.kernel.org/stable/c/b343252d6f536203dd0660f676190dcbf6d2ecdc"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-74542","score":0.00209,"percentile":0.10932,"date":"2026-10-25"},"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."]}