Inappropriate Encoding for Output Context Affecting compat-glibc package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-CENTOS6-COMPATGLIBC-15787811
  • published26 Mar 2026
  • disclosed20 Mar 2026

Introduced: 20 Mar 2026

NewCVE-2026-4438  (opens in a new tab)
CWE-838  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 compat-glibc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream compat-glibc package and not the compat-glibc package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification.

CVSS Base Scores

version 3.1