#VU73267 Double Free in Linux kernel - CVE-2023-1032
Published: March 13, 2023
Vulnerability identifier: #VU73267
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-2023-1032
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 when handling the IORING_OP_SOCKET operation with io_uring in Linux kernel. A local user can trigger a double free error and crash the kernel.
Remediation
Install updates from vendor's website.