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High ELSA-2026-24758 1 CVE

Important: libyang security update (Oracle Linux 10)

Published Jul 16, 2026 · Updated Jul 16, 2026

Ecosystem: Oracle Linux

Summary

[2.1.148-4]
- DoS or arbitrary code execution via maliciously crafted LYB binary blob
- Resolves: RHEL-177026 - CVE-2026-44673

Fixed packages 3

ReleasePackageFixed in
Oracle Linux · 10 libyang 0:2.1.148-4.el10_2
Oracle Linux · 10 libyang-devel 0:2.1.148-4.el10_2
Oracle Linux · 10 libyang-devel-doc 0:2.1.148-4.el10_2

Vulnerabilities 1

  • High 7.5
    CVE-2026-44673

    libyang: lyb_read_string() integer overflow → heap buffer overflow

    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 …

    CESNET libyang libyang libyang2 Debian Azure Linux