CVE-2023-52806
Description
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.
How to fix
- linux linux_kernel4.14.331, 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 4.14.331, 4.15 ≤ v < 4.19.300, 4.20 ≤ v < 5.4.262, 5.5 ≤ v < 5.10.202, 5.11 ≤ v < 5.15.140, 5.16 ≤ v < 6.1.64, 6.2 ≤ v < 6.5.13, 6.6 ≤ v < 6.6.3 | 4.14.331, 4.19.300, 5.4.262, 5.10.202, 5.15.140, 6.1.64, 6.5.13, 6.6.3 |
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