#VU90615 NULL pointer dereference in Linux kernel - CVE-2021-47165
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90615
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-47165
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the meson_probe_remote() function in drivers/gpu/drm/meson/meson_drv.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/b4298d33c1fcce511ffe84d8d3de07e220300f9b
- https://git.kernel.org/stable/c/e256a0eb43e17209e347409a80805b1659398d68
- https://git.kernel.org/stable/c/4ce2bf20b4a6e307e114847d60b2bf40a6a1fac0
- https://git.kernel.org/stable/c/d66083c0d6f5125a4d982aa177dd71ab4cd3d212
- https://git.kernel.org/stable/c/b4b91033a0b11fe9ade58156cd9168f89f4a8c1a
- https://git.kernel.org/stable/c/7cfc4ea78fc103ea51ecbacd9236abb5b1c490d2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.235
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.193
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.42
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.124