CVE-2023-52806

Summary

CVE-2023-52806 is a vulnerability affecting the Linux kernel's ALSA (Advanced Linux Sound Architecture) subsystem. The issue arises when assigning streams in AudioDSP drivers, where a null-pointer dereference can occur if a user attempts to assign a COUPLED stream while a HOST or LINK stream is already assigned. This vulnerability can lead to kernel crashes or potentially more serious consequences if exploited. The Linux kernel team has resolved this issue to prevent such scenarios and protect affected systems.

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