#VU104630 NULL pointer dereference in Linux kernel - CVE-2022-49104
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104630
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-2022-49104
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 vchiq_msg_queue_push() and vchiq_msg_hold() functions in drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.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/04202f54dd8899e10f56a89c4c1ede0043fa22af
- https://git.kernel.org/stable/c/3b424f6586a870b8d657c5e5419465bbe0e7b61f
- https://git.kernel.org/stable/c/42f2142a337ee372455574809fc924580a7e51b2
- https://git.kernel.org/stable/c/aa0b7296785312a4bfa8fac0ba8ad78698fd9fcf
- https://git.kernel.org/stable/c/ca225857faf237234d2fffe5d1919467dfadd822
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.111
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.34
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18