CVE-2023-52806

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.

• 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 (>= 5.5 < 5.10.202) • linux linux kernel (>= 5.11 < 5.15.140) • linux linux kernel (>= 5.16 < 6.1.64) • linux linux kernel (>= 6.2 < 6.5.13) • linux linux kernel (>= 6.6 < 6.6.3)