{"id":"CVE-2021-47050","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmemory: renesas-rpc-if: fix possible NULL pointer dereference of resource\n\nThe platform_get_resource_byname() can return NULL which would be\nimmediately dereferenced by resource_size().  Instead dereference it\nafter validating the resource.\n\nAddresses-Coverity: Dereference null return value","modified":"2026-03-15T22:42:46.492Z","published":"2024-02-28T09:15:40.467Z","references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/59e27d7c94aa02da039b000d33c304c179395801"},{"type":"FIX","url":"https://git.kernel.org/stable/c/71bcc1b4a1743534d8abdcb57ff912e6bc390438"},{"type":"FIX","url":"https://git.kernel.org/stable/c/a74cb41af7dbe019e4096171f8bc641c7ce910ad"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e16acc3a37f09e18835dc5d8014942c2ef6ca957"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47050.json","unresolved_ranges":[{"events":[{"introduced":"5.9"},{"fixed":"5.10.37"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.11.21"}]},{"events":[{"introduced":"5.12"},{"fixed":"5.12.4"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}