#VU104411 Memory leak in Linux kernel - CVE-2021-47659
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104411
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-2021-47659
CWE-ID: CWE-401
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 memory leak within the drm_universal_plane_init() function in drivers/gpu/drm/drm_plane.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/1e29d829ad51d1472dd035487953a6724b56fc33
- https://git.kernel.org/stable/c/4ab7e453a3ee88c274cf97bee9487ab92a66d313
- https://git.kernel.org/stable/c/4b674dd69701c2e22e8e7770c1706a69f3b17269
- https://git.kernel.org/stable/c/787163d19bc3cdc6ca4b96223f62208534d1cf6b
- https://git.kernel.org/stable/c/978e3d023256bfaf34a0033d40c94e8a8e70cf3c
- https://git.kernel.org/stable/c/ad6dd7a2bac86118985c7b3426e175b9d3c1ec4f
- https://git.kernel.org/stable/c/b5cd108143513e4498027b96ec4710702d186f11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121