SUSE-SU-2026:20238-1: important: Security update for libsoup

[SLE-SECURITY-UPDATES]

# Security update for libsoup

Announcement ID: SUSE-SU-2026:20238-1  
Release Date: 2026-02-06T11:13:36Z  
Rating: important  
References:

  * bsc#1257440
  * bsc#1257598

  
Cross-References:

  * CVE-2026-1536
  * CVE-2026-1761

  
CVSS scores:

  * CVE-2026-1536 ( SUSE ):  7.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N
  * CVE-2026-1536 ( SUSE ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
  * CVE-2026-1536 ( NVD ):  5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
  * CVE-2026-1761 ( SUSE ):  9.2
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-1761 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-1761 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

  
Affected Products:

  * SUSE Linux Micro 6.2

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for libsoup fixes the following issues:

  * CVE-2026-1536: HTTP header injection or response splitting via CRLF
    injection in the Content-Disposition header (bsc#1257440).
  * CVE-2026-1761: incorrect length calculation when parsing of multipart HTTP
    responses can lead to a stack-based buffer overflow (bsc#1257598).

## 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 6.2  
    zypper in -t patch SUSE-SL-Micro-6.2-250=1

## Package List:

  * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
    * libsoup-debugsource-3.6.5-160000.4.1
    * libsoup-3_0-0-debuginfo-3.6.5-160000.4.1
    * libsoup-3_0-0-3.6.5-160000.4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-1536.html
  * https://www.suse.com/security/cve/CVE-2026-1761.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1257440
  * https://bugzilla.suse.com/show_bug.cgi?id=1257598

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