Vulnerability CVE-2021-47445


Published: 2024-05-22

Description:
In the Linux kernel, the following vulnerability has been resolved:

drm/msm: Fix null pointer dereference on pointer edp

The initialization of pointer dev dereferences pointer edp before
edp is null checked, so there is a potential null pointer deference
issue. Fix this by only dereferencing edp after edp has been null
checked.

Addresses-Coverity: ("Dereference before null check")

 References:
https://git.kernel.org/stable/c/f175b9a83e5c252d7c74acddc792840016caae0a
https://git.kernel.org/stable/c/bacac7d26849c8e903ceb7466d9ce8dc3c2797eb
https://git.kernel.org/stable/c/0cd063aa0a09822cc1620fc59a67fe2f9f6338ac
https://git.kernel.org/stable/c/7f642b93710b6b1119bdff90be01e6b5a2a5d669
https://git.kernel.org/stable/c/f302be08e3de94db8863a0b2958b2bb3e8e998e6
https://git.kernel.org/stable/c/91a340768b012f5b910a203a805b97a345b3db37
https://git.kernel.org/stable/c/46c8ddede0273d1d132beefa9de8b820326982be
https://git.kernel.org/stable/c/2133c4fc8e1348dcb752f267a143fe2254613b34

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