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VulnerabilityPublished Updated

CVE-2026-64478: Linux kernel · ALSA: usb-audio: avoid kobject path lookup in DualSense match

Affects Linux kernelSource GCVE Database

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Not known to be exploited.

Data as of 3 Nov 2026, 19:29 UTC

Severity
Medium

Rated Medium by Threat Radar's AI analysis · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 25 Jul 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 3 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Linux LinuxAffected
  • 5.4.300 – 6.16.10
7 affected builds
Fixed in–

AI-suggested

A fix has been implemented in the Linux kernel to avoid unsafe kobject path lookups by using a safer ownership check method. Users should update to the fixed Linux kernel versions listed as affectedVersions to remediate this issue.

Description

A vulnerability in the Linux kernel ALSA usb-audio driver related to the DualSense jack-detection input handler was resolved. The issue involved unsafe kobject path lookups during device disconnects, which could cause faults in kernel code. The fix avoids dereferencing kobject names by using a safer ownership check method.

References

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