CVE-2022-49513
kernel: cpufreq: governor: Use kobject release() method to free dbs_data
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 26, 2025
Updated · June 30, 2026
Description
A vulnerability was found in the Linux kernel's cpufreq subsystem. The dbs_data struct, which embeds a kobject, improperly attempts to free the struct using kfree() rather than through the proper release() method. This issue can lead to a use-after-free scenario, resulting in system instability, memory corruption, or potential arbitrary code execution.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE not specified