#VU104733 Double free in Linux kernel - CVE-2022-49384
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104733
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-2022-49384
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 double free error within the md_free() and md_stop() functions in drivers/md/md.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/36a2fc44c574a59ee3b5e2cb327182f227b2b07e
- https://git.kernel.org/stable/c/42b805af102471f53e3c7867b8c2b502ea4eef7e
- https://git.kernel.org/stable/c/ea7d7bd90079d96f9c86bdaf0b106e0cd2a70661
- https://git.kernel.org/stable/c/f99d5b5dc8a42c807b5f1176b925aa45d61962ab
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14