SUSE-SU-2025:4391-1: moderate: Security update for unbound

[SLE-SECURITY-UPDATES]

# Security update for unbound

Announcement ID: SUSE-SU-2025:4391-1  
Release Date: 2025-12-15T10:34:11Z  
Rating: moderate  
References:

  * bsc#1252525

  
Cross-References:

  * CVE-2025-11411

  
CVSS scores:

  * CVE-2025-11411 ( SUSE ):  7.1
    CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:L
  * CVE-2025-11411 ( SUSE ):  6.9 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L
  * CVE-2025-11411 ( NVD ):  5.7
    CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for unbound fixes the following issues:

  * CVE-2025-11411: Fixed domain hijacking due to promiscuous records
    (bsc#1252525)

## 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 Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2025-4391=1

## Package List:

  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * unbound-anchor-1.20.0-150100.10.22.1
    * libunbound8-1.20.0-150100.10.22.1
    * unbound-debuginfo-1.20.0-150100.10.22.1
    * unbound-debugsource-1.20.0-150100.10.22.1
    * libunbound8-debuginfo-1.20.0-150100.10.22.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-11411.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1252525

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