CyberICT

CVE-2026-5435

Microsoft · Published April 29, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Potential buffer overflow in ns_sprintrrf TSIG handling path. Potential buffer overflow in ns_sprintrrf TSIG handling path

Affected Products

  • azl3 glibc 2.38-19 on Azure Linux 3.0
  • azl3 glibc 2.38-20 on Azure Linux 3.0
  • cbl2 glibc 2.35-10
  • cbl2 glibc 2.35-10 on CBL Mariner 2.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L/E:U