{"cve":"CVE-2026-53213","nvd":{"published":"2026-06-25T09:16:38.930","modified":"2026-07-02T20:52:56.657","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: fix krealloc() memory leak\n\nDon't just overwrite the original pointer passed to krealloc()\nwith its return value without checking latter:\n\n    MEM = krealloc(MEM, SZ, GFP);\n\nIf krealloc() returns NULL, that erases the pointer\nto the still allocated memory, hence leaks this memory.\nInstead, use a temporary variable, check it's not NULL\nand only then assign it to the original pointer:\n\n    TMP = krealloc(MEM, SZ, GFP);\n    if (!TMP) return;\n    MEM = TMP;\n\nWhile on it, use krealloc_array().","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":["CWE-401"],"references":["https://git.kernel.org/stable/c/02f5e4db57c0cdd7bac89d503b301a093a0fa95c","https://git.kernel.org/stable/c/30165a09f76eaf34951c818eb5d9d6e4771d76f6","https://git.kernel.org/stable/c/4fc692dc6df5bc777cc1bcebf95179e28594875f","https://git.kernel.org/stable/c/5d563a5da8717629ae72f9eadf1e0e340bd1658b","https://git.kernel.org/stable/c/c034aa0b1ba5f49cbdf8ef193d6ec714d74aac27"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:41:17.107060303+00:00"},"epss":{"cve":"CVE-2026-53213","score":0.00123,"percentile":0.01997,"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."]}