CVE-2025-15281 wordexp with WRDE_REUSE and WRDE_APPEND may return uninitialized memory

Calling wordexp with WRDEREUSE in conjunction with WRDEAPPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the wewordv member, which on subsequent calls to wordfree may abort the process...