CVE-2026-4437: gethostbyaddr and gethostbyaddr_r may incorrectly handle DNS response

Overview

Severity
N/A
Exploit Status
Not Exploited
Patch Tuesday
2026-Mar
Released
2026-03-22
EPSS Score
0.02% (percentile: 4.7%)

Affected Products (1)

Open Source Software

  • azl3 glibc 2.38-18 on Azure Linux 3.0

Revision History

  • 2026-03-22: Information published.