#VU92927 Off-by-one in Linux kernel - CVE-2022-48732
Published: June 20, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92927
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-2022-48732
CWE-ID: CWE-193
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 an off-by-one error within the nvbios_addr() function in drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.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/d4b746e60fd8eaa8016e144223abe91158edcdad
- https://git.kernel.org/stable/c/909d3ec1bf9f0ec534bfc081b77c0836fea7b0e2
- https://git.kernel.org/stable/c/b2a21669ee98aafc41c6d42ef15af4dab9e6e882
- https://git.kernel.org/stable/c/acc887ba88333f5fec49631f12d8cc7ebd95781c
- https://git.kernel.org/stable/c/f071d9fa857582d7bd77f4906691f73d3edeab73
- https://git.kernel.org/stable/c/d877e814a62b7de9069aeff8bc1d979dfc996e06
- https://git.kernel.org/stable/c/e7c36fa8a1e63b08312162179c78a0c7795ea369
- https://git.kernel.org/stable/c/1b777d4d9e383d2744fc9b3a09af6ec1893c8b1a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.265
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.228
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.300
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.99
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.178