Security update for libsoup

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