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THREAT OPS › Threat News › [NVD] CVE-2026-44673 (HIGH 7.5) — libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang c

[NVD] CVE-2026-44673 (HIGH 7.5) — libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang c

lownvdPublished 2026-05-14

CVE-2026-44673 CVSS: 7.5 HIGH Published: 2026-05-14T21:16:47.500

libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-44673