SUSE-SU-2026:5062-1: important: Security update for libsoup

[SLE-SECURITY-UPDATES]

# Security update for libsoup

Announcement ID: SUSE-SU-2026:5062-1  
Release Date: 2026-11-03T07:30:13Z  
Rating: important  
References:

  * bsc#1283831

  
Cross-References:

  * CVE-2026-103399

  
CVSS scores:

  * CVE-2026-103399 ( SUSE ):  9.1
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-103399 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-103399 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libsoup fixes the following issue:

  * CVE-2026-103399: incomplete request body draining in HTTP/1.x early
    responses can allow HTTP request smuggling (bsc#1283831).

## 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 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-5062

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-5062

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-5062

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-5062

## Package List:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * libsoup-3_0-0-3.4.4-150600.3.62.1
    * libsoup-devel-3.4.4-150600.3.62.1
    * typelib-1_0-Soup-3_0-3.4.4-150600.3.62.1
    * libsoup-debugsource-3.4.4-150600.3.62.1
    * libsoup-3_0-0-debuginfo-3.4.4-150600.3.62.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
    * libsoup-lang-3.4.4-150600.3.62.1
  * openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)
    * libsoup-3_0-0-3.4.4-150600.3.62.1
    * libsoup-devel-3.4.4-150600.3.62.1
    * typelib-1_0-Soup-3_0-3.4.4-150600.3.62.1
    * libsoup-debugsource-3.4.4-150600.3.62.1
    * libsoup-3_0-0-debuginfo-3.4.4-150600.3.62.1
  * openSUSE Leap 15.6 (x86_64)
    * libsoup-3_0-0-32bit-debuginfo-3.4.4-150600.3.62.1
    * libsoup-3_0-0-32bit-3.4.4-150600.3.62.1
    * libsoup-devel-32bit-3.4.4-150600.3.62.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * libsoup-devel-64bit-3.4.4-150600.3.62.1
    * libsoup-3_0-0-64bit-3.4.4-150600.3.62.1
    * libsoup-3_0-0-64bit-debuginfo-3.4.4-150600.3.62.1
  * openSUSE Leap 15.6 (noarch)
    * libsoup-lang-3.4.4-150600.3.62.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libsoup-3_0-0-3.4.4-150600.3.62.1
    * libsoup-devel-3.4.4-150600.3.62.1
    * typelib-1_0-Soup-3_0-3.4.4-150600.3.62.1
    * libsoup-debugsource-3.4.4-150600.3.62.1
    * libsoup-3_0-0-debuginfo-3.4.4-150600.3.62.1
  * Basesystem Module 15-SP7 (noarch)
    * libsoup-lang-3.4.4-150600.3.62.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * libsoup-3_0-0-3.4.4-150600.3.62.1
    * libsoup-devel-3.4.4-150600.3.62.1
    * typelib-1_0-Soup-3_0-3.4.4-150600.3.62.1
    * libsoup-debugsource-3.4.4-150600.3.62.1
    * libsoup-3_0-0-debuginfo-3.4.4-150600.3.62.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
    * libsoup-lang-3.4.4-150600.3.62.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-103399.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1283831

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