CVE-2021-47050

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

memory: renesas-rpc-if: fix possible NULL pointer dereference of resource

The platform_get_resource_byname() can return NULL which would be immediately dereferenced by resource_size(). Instead dereference it after validating the resource.

Addresses-Coverity: Dereference null return value

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= ca7d8b980b67f133317525c4273e144116ee1ae5, < 71bcc1b4a1743534d8abdcb57ff912e6bc390438; >= ca7d8b980b67f133317525c4273e144116ee1ae5, < e16acc3a37f09e18835dc5d8014942c2ef6ca957; >= ca7d8b980b67f133317525c4273e144116ee1ae5, < a74cb41af7dbe019e4096171f8bc641c7ce910ad; >= ca7d8b980b67f133317525c4273e144116ee1ae5, < 59e27d7c94aa02da039b000d33c304c179395801
LinuxLinux5.9

References

Timeline

Published
Feb 28, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2021-47050: Medium severity, CVSS 5.5 | Vulnix