#VU104275 Memory leak in Linux kernel - CVE-2022-49422
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104275
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49422
CWE-ID: CWE-401
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 memory leak within the idxd_cdev_register() function in drivers/dma/idxd/cdev.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/5e88561eceb34ae3f88451c2b8e30fe403484189
- https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143
- https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31f
- https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419f
- https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3