CVE-2023-53648 | Linux Kernel up to 6.4.3 ALSA ac97_codec.c snd_ac97_mixer null pointer dereference

October 7, 2025 Yanac

A vulnerability described as critical has been identified in Linux Kernel up to 6.4.3. This affects the function snd_ac97_mixer of the file sound/pci/ac97/ac97_codec.c of the component ALSA. Such manipulation leads to null pointer dereference.

This vulnerability is referenced as CVE-2023-53648. The attack needs to be initiated within the local network. No exploit is available.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More