CVE-2026-53210

In the Linux kernel, CVE-2026-53210 fixes a shm leak in register_shm_helper() within the TEE SHM path. The function allocates shm before calling iov_iter_npages(); if iov_iter_npages() returns 0, it jumps to err_ctx_put and leaks the allocated shm. The issue could be triggered by TEE_IOC_SHM_REGI...