SUSE-SU-2026:20360-1: important: Security update for libsoup

[SLE-SECURITY-UPDATES]

# Security update for libsoup

Announcement ID: SUSE-SU-2026:20360-1  
Release Date: 2026-01-19T11:44:51Z  
Rating: important  
References:

  * bsc#1252555
  * bsc#1254876
  * bsc#1256399
  * bsc#1256418

  
Cross-References:

  * CVE-2025-12105
  * CVE-2025-14523
  * CVE-2026-0716
  * CVE-2026-0719

  
CVSS scores:

  * CVE-2025-12105 ( SUSE ):  8.8
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-12105 ( SUSE ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
  * CVE-2025-12105 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-14523 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-14523 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2025-14523 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
  * CVE-2026-0716 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-0716 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L
  * CVE-2026-0716 ( NVD ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
  * CVE-2026-0719 ( SUSE ):  9.2
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-0719 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-0719 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for libsoup fixes the following issues:

  * CVE-2025-14523: flaw in HTTP header handling can lead to host header parsing
    discrepancy between servers and proxies and allow for request smuggling,
    cache poisoning and bypass of access controls (bsc#1254876).
  * CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2
    read completion can lead to undefined behavior or crash (bsc#1252555).
  * CVE-2026-0716: Fixed out-of-bounds read for websocket (bsc#1256418).
  * CVE-2026-0719: Fixed overflow for password md4sum (bsc#1256399).

## 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 Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-379=1

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * libsoup-3_0-0-debuginfo-3.4.4-slfo.1.1_6.1
    * libsoup-debugsource-3.4.4-slfo.1.1_6.1
    * libsoup-3_0-0-3.4.4-slfo.1.1_6.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-12105.html
  * https://www.suse.com/security/cve/CVE-2025-14523.html
  * https://www.suse.com/security/cve/CVE-2026-0716.html
  * https://www.suse.com/security/cve/CVE-2026-0719.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1252555
  * https://bugzilla.suse.com/show_bug.cgi?id=1254876
  * https://bugzilla.suse.com/show_bug.cgi?id=1256399
  * https://bugzilla.suse.com/show_bug.cgi?id=1256418

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