In the Linux kernel, the following vulnerability has been resolved: Julia Lawall reported this null pointer dereference, this should fix it.
https://git.kernel.org/stable/c/b972e8ac3f44f693127a2806031962d100dfc4d1
https://git.kernel.org/stable/c/9bf93dcfc453fae192fe5d7874b89699e8f800ac
https://git.kernel.org/stable/c/2e2177f94c0e0bc41323d7b6975a5f4820ed347e
https://git.kernel.org/stable/c/214a6c4a28c11d67044e6cf3a0ab415050d9f03a