CVE-2022-49224: power: supply: ab8500: Fix memory leak in ab8500_fg_sysfs_init
First published: Wed Feb 26 2025(Updated: )
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().
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=4.9<4.9.311 | |
| Linux Kernel | >=4.10<4.14.276 | |
| Linux Kernel | >=4.15<4.19.238 | |
| Linux Kernel | >=4.20<5.4.189 | |
| Linux Kernel | >=5.5<5.10.110 | |
| Linux Kernel | >=5.11<5.15.33 | |
| Linux Kernel | >=5.16<5.16.19 | |
| Linux Kernel | >=5.17<5.17.2 |
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Reference Links
- https://git.kernel.org/stable/c/31cdf7897dba1f096b74f69d840f0575b8cdb9ae
- https://git.kernel.org/stable/c/19aa3c98ed7b2616e105946cec804f897837ab84
- https://git.kernel.org/stable/c/db3a61ef8e6aef3b888baa6a85926c2230c2cc56
- https://git.kernel.org/stable/c/41ed61364285ff38bbbe9ca8a45c8372ba72921d
- https://git.kernel.org/stable/c/879356a6a05559582b0a7895d86d2d4359745c08
- https://git.kernel.org/stable/c/ffb8e92b4cef92bd25563cf3d8b4489eb22bc61f
- https://git.kernel.org/stable/c/261041097ab3470f1120b7733cbf472712304d1e
- https://git.kernel.org/stable/c/c32f6b6196b6efc1c68990dfeaac36fb8eb3b8e1
- https://git.kernel.org/stable/c/6a4760463dbc6b603690938c468839985189ce0a
Frequently Asked Questions
What is the severity of CVE-2022-49224?
CVE-2022-49224 is considered a medium severity vulnerability due to the potential for memory leaks in the Linux kernel.
How do I fix CVE-2022-49224?
To fix CVE-2022-49224, upgrade to a patched version of the Linux kernel that addresses this memory leak issue.
Which Linux kernel versions are affected by CVE-2022-49224?
CVE-2022-49224 affects Linux kernel versions that range from 4.9.x to 5.17.x.
What impact does CVE-2022-49224 have on system performance?
CVE-2022-49224 can lead to increased memory consumption over time, potentially degrading system performance.
Is CVE-2022-49224 related to any other vulnerabilities?
CVE-2022-49224 does not have direct relationships with other vulnerabilities but shares similarities in the type of memory management issues.
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