SUSE-SU-2026:23633-1: moderate: Security update for perl-URI

[SLE-SECURITY-UPDATES]

# Security update for perl-URI

Announcement ID: SUSE-SU-2026:23633-1  
Release Date: 2026-09-06T16:46:15Z  
Rating: moderate  
References:

  * bsc#1277886

  
Cross-References:

  * CVE-2026-19953

  
CVSS scores:

  * CVE-2026-19953 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
  * CVE-2026-19953 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-19953 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for perl-URI fixes the following issue:

  * CVE-2026-19953: non-NFC host names encoded to non-standard punycode labels
    due to missing normalization in `nameprep` (bsc#1277886).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1621

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1621

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * perl-URI-5.310.0-160000.3.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * perl-URI-5.310.0-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-19953.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1277886

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