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CVE-2022-48992

ASoC: soc-pcm: Add NULL check in BE reparenting

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-pcm: Add NULL check in BE reparenting Add NULL check in dpcm_be_reparent API, to handle kernel NULL pointer dereference error. The issue occurred in fuzzing test.
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/0760acc2e6598ad4f7bd3662db2d907ef0838139https://git.kernel.org/stable/c/34a9796bf0684bfd54e96a142560d560c21c983bhttps://git.kernel.org/stable/c/9f74b9aa8d58c18927bb9b65dd5ba70a5fd61615https://git.kernel.org/stable/c/d4dd21a79dbb862d2ebcf9ed90e646416009ff0dhttps://git.kernel.org/stable/c/db8f91d424fe0ea6db337aca8bc05908bbce1498https://git.kernel.org/stable/c/e7166d6821c15f3516bcac8ae3f155924da1908chttps://git.kernel.org/stable/c/f2ba66d8738584d124aff4e760ed1337f5f6dfb6https://git.kernel.org/stable/c/f6f45e538328df9ce66aa61bafee1a5717c4b700