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CVE-2023-53648

ALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer smatch error: sound/pci/ac97/ac97_codec.c:2354 snd_ac97_mixer() error: we previously assumed 'rac97' could be null (see line 2072) remove redundant assignment, return error if rac97 is NULL.
Produtos afetados
Linux · Linux

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Referências
https://git.kernel.org/stable/c/09baf460dfba79ee6a0c72e68ccdbbba84d894dfhttps://git.kernel.org/stable/c/228da1fa124470606ac19783e551f9d51a1e01b0https://git.kernel.org/stable/c/300e26e3e64880de5013eac8831cf44387ef752chttps://git.kernel.org/stable/c/5f13d67027fa782096e6aee0db5dce61c4aeb613https://git.kernel.org/stable/c/79597c8bf64ca99eab385115743131d260339da5https://git.kernel.org/stable/c/809af7bb4219bdeef0dbb8b2ed700d6516d13fe9https://git.kernel.org/stable/c/d28b83252e150155b8b8c65b612c555e93c8b45fhttps://git.kernel.org/stable/c/e4cccff1e7ab6ea30995b6fbbb007d02647e025chttps://git.kernel.org/stable/c/f923a582217b198b557756809ffe42ac0fad6adb