{"cve":"CVE-2023-53019","nvd":{"published":"2025-03-27T17:15:51.330","modified":"2026-06-17T06:44:08.000","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mdio: validate parameter addr in mdiobus_get_phy()\n\nThe caller may pass any value as addr, what may result in an out-of-bounds\naccess to array mdio_map. One existing case is stmmac_init_phy() that\nmay pass -1 as addr. Therefore validate addr before using it.","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-129"],"references":["https://git.kernel.org/stable/c/1d80c259dfbadefa61b7ea334dfce5cb57f8c72f","https://git.kernel.org/stable/c/4bc5f1f6bc94e695dfd912122af96e7115a0ddb8","https://git.kernel.org/stable/c/7879626296e6ffd838ae0f2af1ab49ee46354973","https://git.kernel.org/stable/c/867dbe784c5010a466f00a7d1467c1c5ea569c75","https://git.kernel.org/stable/c/8a7b9560a3a8eb8724888c426e05926752f73aa0"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:00:28.034033815+00:00"},"epss":{"cve":"CVE-2023-53019","score":0.00201,"percentile":0.10083,"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."]}