{"cve":"CVE-2021-47431","nvd":{"published":"2024-05-21T15:15:28.487","modified":"2026-08-11T03:17:20.830","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix gart.bo pin_count leak\n\ngmc_v{9,10}_0_gart_disable() isn't called matched with\ncorrespoding gart_enbale function in SRIOV case. This will\nlead to gart.bo pin_count leak on driver unload.","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:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/18d1c5ea3798ba42cfa0f8b2264d873463facb03","https://git.kernel.org/stable/c/621ddffb70db824eabd63d18ac635180fe9500f9","https://git.kernel.org/stable/c/66805763a97f8f7bdf742fc0851d85c02ed9411f","https://git.kernel.org/stable/c/83d857d6b0967b6709cd38750c3ce2ed8ced1a95","https://git.kernel.org/stable/c/18d1c5ea3798ba42cfa0f8b2264d873463facb03"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47431","score":0.00222,"percentile":0.12886,"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."]}