Riskcovery

CVE-2022-49528

media: i2c: dw9714: Disable the regulator when the driver fails to probe

State
Published
Severity
Not scored
Published
Feb 26, 2025
Updated
Aug 15, 2026
Reserved
Feb 26, 2025

Read the record on cve.org

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 932de2cd49943faf03b2c99eaebcd30c402bed0c to before fa83ea1de5b3efd87fe01408d5db1fd2ff4767faAffected
  • 932de2cd49943faf03b2c99eaebcd30c402bed0c to before 02276e18defa2fccf16413b44440277d98c2b1eaAffected
LinuxLinux
  • 5.18Affected
  • before 5.18Not affected
  • 5.18.3 through 5.18.*Not affected
  • 5.19 and laterNot affected

References

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