{"cve":"CVE-2022-48899","nvd":{"published":"2024-08-21T07:15:05.810","modified":"2026-08-04T10:17:25.770","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/virtio: Fix GEM handle creation UAF\n\nUserspace can guess the handle value and try to race GEM object creation\nwith handle close, resulting in a use-after-free if we dereference the\nobject after dropping the handle's reference.  For that reason, dropping\nthe handle's reference must be done *after* we are done dereferencing\nthe object.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/011ecdbcd520c90c344b872ca6b4821f7783b2f8","https://git.kernel.org/stable/c/19ec87d06acfab2313ee82b2a689bf0c154e57ea","https://git.kernel.org/stable/c/52531258318ed59a2dc5a43df2eaf0eb1d65438e","https://git.kernel.org/stable/c/68bcd063857075d2f9edfed6024387ac377923e2","https://git.kernel.org/stable/c/adc48e5e408afbb01d261bd303fd9fbbbaa3e317"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:54:16.205165117+00:00"},"epss":{"cve":"CVE-2022-48899","score":0.00245,"percentile":0.15833,"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."]}