SUSE-SU-2026:20529-1: important: Security update for libsoup

[SLE-SECURITY-UPDATES]

# Security update for libsoup

Announcement ID: SUSE-SU-2026:20529-1  
Release Date: 2026-03-02T13:19:17Z  
Rating: important  
References:

  * bsc#1240751
  * bsc#1252555
  * bsc#1258120
  * bsc#1258170
  * bsc#1258508

  
Cross-References:

  * CVE-2025-12105
  * CVE-2025-32049
  * CVE-2026-2369
  * CVE-2026-2443
  * CVE-2026-2708

  
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-2025-32049 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-32049 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-32049 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-2369 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-2369 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
  * CVE-2026-2443 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-2443 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-2443 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-2708 ( 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-2026-2708 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for libsoup fixes the following issues:

  * CVE-2025-12105: Fixed heap use-after-free in message queue handling during
    HTTP/2 read completion. (bsc#1252555)
  * CVE-2025-32049: Fixed a Denial of Service attack to websocket server.
    (bsc#1240751)
  * CVE-2026-2443: Fixed an out-of-bounds read when processing specially crafted
    HTTP Range headers can lead to heap information disclosure to remote
    attackers. (bsc#1258170)
  * CVE-2026-2369: Fixed a buffer overread due to integer underflow when
    handling zero-length resources. (bsc#1258120)
  * CVE-2026-2708: Fixed HTTP request smuggling via duplicate Content-Length
    headers. (bsc#1258508)

## 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 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-601=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * libsoup-3_0-0-3.4.2-13.1
    * libsoup-debugsource-3.4.2-13.1
    * libsoup-3_0-0-debuginfo-3.4.2-13.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-12105.html
  * https://www.suse.com/security/cve/CVE-2025-32049.html
  * https://www.suse.com/security/cve/CVE-2026-2369.html
  * https://www.suse.com/security/cve/CVE-2026-2443.html
  * https://www.suse.com/security/cve/CVE-2026-2708.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1240751
  * https://bugzilla.suse.com/show_bug.cgi?id=1252555
  * https://bugzilla.suse.com/show_bug.cgi?id=1258120
  * https://bugzilla.suse.com/show_bug.cgi?id=1258170
  * https://bugzilla.suse.com/show_bug.cgi?id=1258508

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