CVE-2022-49224

power: supply: ab8500: Fix memory leak in ab8500_fg_sysfs_init

State: Published
Severity: 5.5 Medium
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

power: supply: ab8500: Fix memory leak in ab8500_fg_sysfs_init

kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add()：

If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object.

Fix memory leak by calling kobject_put().

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
LinuxLinux	8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 31cdf7897dba1f096b74f69d840f0575b8cdb9aeAffected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 19aa3c98ed7b2616e105946cec804f897837ab84Affected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before db3a61ef8e6aef3b888baa6a85926c2230c2cc56Affected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 41ed61364285ff38bbbe9ca8a45c8372ba72921dAffected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 879356a6a05559582b0a7895d86d2d4359745c08Affected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before ffb8e92b4cef92bd25563cf3d8b4489eb22bc61fAffected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 261041097ab3470f1120b7733cbf472712304d1eAffected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before c32f6b6196b6efc1c68990dfeaac36fb8eb3b8e1Affected 8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 6a4760463dbc6b603690938c468839985189ce0aAffected
LinuxLinux	4.9Affected before 4.9Not affected 4.9.311 through 4.9.Not affected 4.14.276 through 4.14.Not affected 4.19.238 through 4.19.Not affected 5.4.189 through 5.4.Not affected 5.10.110 through 5.10.Not affected 5.15.33 through 5.15.Not affected 5.16.19 through 5.16.Not affected 5.17.2 through 5.17.Not affected 5.18 and laterNot affected

Product

Versions

LinuxLinux

8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 31cdf7897dba1f096b74f69d840f0575b8cdb9aeAffected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 19aa3c98ed7b2616e105946cec804f897837ab84Affected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before db3a61ef8e6aef3b888baa6a85926c2230c2cc56Affected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 41ed61364285ff38bbbe9ca8a45c8372ba72921dAffected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 879356a6a05559582b0a7895d86d2d4359745c08Affected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before ffb8e92b4cef92bd25563cf3d8b4489eb22bc61fAffected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 261041097ab3470f1120b7733cbf472712304d1eAffected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before c32f6b6196b6efc1c68990dfeaac36fb8eb3b8e1Affected
8c0984e5a75337df513047ec92a6c09d78e3e5cd to before 6a4760463dbc6b603690938c468839985189ce0aAffected

LinuxLinux

4.9Affected
before 4.9Not affected
4.9.311 through 4.9.*Not affected
4.14.276 through 4.14.*Not affected
4.19.238 through 4.19.*Not affected
5.4.189 through 5.4.*Not affected
5.10.110 through 5.10.*Not affected
5.15.33 through 5.15.*Not affected
5.16.19 through 5.16.*Not affected
5.17.2 through 5.17.*Not affected
5.18 and laterNot affected

References

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