What’s Vulnerable › Vulnerabilities

CVE-2023-54084: ALSA: firewire-digi00x: prevent potential use after free

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-24 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-digi00x: prevent potential use after free This code was supposed to return an error code if init_stream() failed, but it instead freed dg00x->rx_stream and returned success. This potentially leads to a use after free.

Affected products

• Linux kernel: 5.4 — fixed in 6.4

How to fix

Upgrade to a fixed version: Linux kernel 6.4. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/13c5fa1248bf06e95a25907c1be83948b8c44c50
• https://git.kernel.org/stable/c/5009aead17f060753428e249eb0246eb1c2f8b86
• https://git.kernel.org/stable/c/67148395efa2c1fb20e98fca359b20e7a6c81fe4
• https://git.kernel.org/stable/c/bbb5ac533ca6c4e2775a95388c9c0c610bb442b7
• https://git.kernel.org/stable/c/c0e72058d5e21982e61a29de6b098f7c1f0db498
• https://git.kernel.org/stable/c/ee1a221d947809c0308f27567c07a3ac93406057

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