#VU65643 Double Free in Linux kernel - CVE-2022-34495
Published: July 21, 2022
Vulnerability identifier: #VU65643
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-2022-34495
CWE-ID: CWE-415
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 a boundary error within the rpmsg_probe() function in drivers/rpmsg/virtio_rpmsg_bus.c in Linux kernel. A local user can trigger a double free error in the virtio RPMSG bus driver and crash the system.
Remediation
Install updates from vendor's website.