vulnerability
Ubuntu: (CVE-2022-49528): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | Feb 26, 2025 | Jun 26, 2025 | Mar 27, 2026 |
Description
In the Linux kernel, the following vulnerability has been resolved:
media: i2c: dw9714: Disable the regulator when the driver fails to probe
When the driver fails to probe, we will get the following splat:
[ 59.305988] ------------[ cut here ]------------
[ 59.306417] WARNING: CPU: 2 PID: 395 at drivers/regulator/core.c:2257 _regulator_put+0x3ec/0x4e0
[ 59.310345] RIP: 0010:_regulator_put+0x3ec/0x4e0
[ 59.318362] Call Trace:
[ 59.318582] <TASK>
[ 59.318765] regulator_put+0x1f/0x30
[ 59.319058] devres_release_group+0x319/0x3d0
[ 59.319420] i2c_device_probe+0x766/0x940
Fix this by disabling the regulator in error handling.
Solution
References
- CVE-2022-49528
- https://attackerkb.com/topics/CVE-2022-49528
- EUVD-EUVD-2022-54702
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-54702
- https://git.kernel.org/linus/02276e18defa2fccf16413b44440277d98c2b1ea
- https://git.kernel.org/stable/c/02276e18defa2fccf16413b44440277d98c2b1ea
- https://git.kernel.org/stable/c/fa83ea1de5b3efd87fe01408d5db1fd2ff4767fa
- https://www.cve.org/CVERecord?id=CVE-2022-49528
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