In the Linux kernel, the following vulnerability has been resolved: firmware: qcom: scm: smc: Handle missing SCM device Commit ca61d6836e6f ("firmware: qcom: scm: fix a NULL-pointer dereference") makes it explicit that qcom_scm_get_tzmem_pool() can return NULL, therefore its users should handle this.
https://git.kernel.org/stable/c/cd955b75849b58b650ca3f87b83bd78cde1da8bc
https://git.kernel.org/stable/c/94f48ecf0a538019ca2025e0b0da391f8e7cc58c
https://git.kernel.org/stable/c/57a811c0886f3f3677bb4619502b35b5bb917f2e