Memory leak in Linux kernel - CVE-2022-49284
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104240
CSH Severity: Low
CVSS v4: 5.1 [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]
CVE-ID: CVE-2022-49284
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the cscfg_create_device() function in drivers/hwtracing/coresight/coresight-syscfg.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2022-49284
Install update from vendor's website.
Linux kernel - addressed in versions 5.15.33, 5.16.19, 5.17.2, 5.18
External References
- https://git.kernel.org/stable/c/412225b32986d5b11c3c1ad9234c50a3f5c52c76
- https://git.kernel.org/stable/c/a529af1f5a5c096f3e18f0d5a32cfcc3d82df1ec
- https://git.kernel.org/stable/c/c61e2fc87f24cae4701f352fe9ecd4c5c143106c
- https://git.kernel.org/stable/c/cfa5dbcdd7aece76f3415284569f2f384aff0253
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.33
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18