CVE-2026-4438 Affecting glibc-profile package, versions <2.38-150600.14.46.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.32% (23rd percentile)

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  • Snyk IDSNYK-SLES156-GLIBCPROFILE-16090233
  • published16 Apr 2026
  • disclosed15 Apr 2026

Introduced: 15 Apr 2026

CVE-2026-4438  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 glibc-profile to version 2.38-150600.14.46.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-profile package and not the glibc-profile package as distributed by SLES. See How to fix? for SLES:15.6 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