CLSA-2025-1746653948 Fix CVE(s): CVE-2025-32414, CVE-2025-32415

SECURITY UPDATE: OOB access in python API - debian/patches/CVE-2025-32414-pre1.patch: fix SAX driver with character streams in python/drvlibxml2.py. - debian/patches/CVE-2025-32414-1.patch: read at most len/4 characters in python/libxml.c. - debian/patches/CVE-2025-32414-2.patch: add a test in...