#VU104560 NULL pointer dereference in Linux kernel - CVE-2022-49329
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104560
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-2022-49329
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 vduse_create_dev() and vduse_init() functions in drivers/vdpa/vdpa_user/vduse_dev.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/30fd1b56621e187346f65d01fe34870634b15188
- https://git.kernel.org/stable/c/3a7a81f4835dfda11f39fdd27586da14331896eb
- https://git.kernel.org/stable/c/b22fdee17ec62604060fb0fda5e1414b634666e1
- https://git.kernel.org/stable/c/b27ee76c74dc831d6e092eaebc2dfc9c0beed1c9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.47
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19