IT

Tracker / CVE-2023-52806

CVE-2023-52806

Medium 5.5

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix possible null-ptr-deref when assigning a stream While AudioDSP drivers assign streams exclusively of HOST or LINK type, nothing blocks a user to attempt to assign a COUPLED stream. As supplied substream instance may be a stub, what is the case when code-loading, such scenario ends with null-ptr-deref.

Affected products and versions

linux linux_kernel · … → 4.14.331
linux linux_kernel · 4.15 → 4.19.300
linux linux_kernel · 4.20 → 5.4.262
linux linux_kernel · 5.11 → 5.15.140
linux linux_kernel · 5.16 → 6.1.64
linux linux_kernel · 5.5 → 5.10.202
linux linux_kernel · 6.2 → 6.5.13
linux linux_kernel · 6.6 → 6.6.3

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References