Security update for libyang

This update for libyang fixes the following issues CVE-2026-41401: use-after-free in lydparsersetdataflags when processing crafted YANG XML documents with specific metadata attributes bsc1266316. CVE-2026-44673: integer overflow in lybreadstring of src/parserlyb.c leads to heap buffer overflow wh...

SUSE-SU-2026:2335-1 Security update for libyang

This update for libyang fixes the following issues - CVE-2026-41401: use-after-free in lydparsersetdataflags when processing crafted YANG XML documents with specific metadata attributes bsc1266316. - CVE-2026-44673: integer overflow in lybreadstring of src/parserlyb.c leads to heap buffer overflo...

Security update for libyang

This update for libyang fixes the following issues CVE-2026-41401: use-after-free in lydparsersetdataflags when processing crafted YANG XML documents with specific metadata attributes bsc1266316. CVE-2026-44673: integer overflow in lybreadstring of src/parserlyb.c leads to heap buffer overflow wh...

CVE-2026-41401

libyang before 5.2.6 contains a heap use-after-free write vulnerability in lydparsersetdataflags that incorrectly updates metadata list pointers when freeing non-head default metadata entries. Attackers can trigger this vulnerability by submitting crafted YANG XML documents with specific metadata...

CVE-2026-41401

CVE-2026-41401 affects libyang prior to 5.2.6, where a heap-use-after-free occurs in lyd_parser_set_data_flags due to incorrect updates to metadata list pointers when freeing non-head default metadata entries. This can be triggered by submitting crafted YANG XML documents with specific metadata a...