CVE-2025-71192 - CVE House
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Status published Unknown CVE-2025-71192

ALSA: ac97: fix a double free in snd_ac97_controller_register()

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix a double free in snd_ac97_controller_register() If ac97_add_adapter() fails, put_device() is the correct way to drop the device reference. kfree() is not required. Add kfree() if idr_alloc() fails and in ac97_adapter_release() to do the cleanup. Found by code review.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
74426fbff66eea8e8d1f42c8238c268d1e63a832, 4.15, 0, 6.1.161, 6.6.121, 6.12.66, 6.18.6, 6.19

Timeline

Official Publish: February 4th, 2026
Last Modified: May 11th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.