libsubcmd: Fix use-after-free for realloc(..., 0)
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.102 by commit 50f3b00d4c7ba9aef6e0be4db192ee81f4f8a125, it was introduced in version v4.5 by commit 2f4ce5ec1d447beb42143a9653716a2ab025161e. For more details please see the references link.