SB2025022690 - Memory leak in Linux kernel dma idxd driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022690
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-49422)
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.
References
- 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