{"cve":"CVE-2022-49956","nvd":{"published":"2025-06-18T11:15:22.773","modified":"2026-08-04T10:18:00.997","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8712: fix use after free bugs\n\n_Read/Write_MACREG callbacks are NULL so the read/write_macreg_hdl()\nfunctions don't do anything except free the \"pcmd\" pointer.  It\nresults in a use after free.  Delete them.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/19e3f69d19801940abc2ac37c169882769ed9770","https://git.kernel.org/stable/c/376e15487fec837301d888068a3fcc82efb6171a","https://git.kernel.org/stable/c/7dce6b0ee7d78667d6c831ced957a08769973063","https://git.kernel.org/stable/c/9fd6170c5e2d0ccd027abe26f6f5ffc528e1bb27","https://git.kernel.org/stable/c/b1727def850904e4b8ba384043775672841663a1"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2022-49956","score":0.00247,"percentile":0.16092,"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."]}