CVE-2021-47050
kernel: memory: renesas-rpc-if: fix possible NULL pointer dereference of resource
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 28, 2024
Updated · November 21, 2025
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
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference