Security update for libsoup

Announcement ID: SUSE-SU-2026:20649-1
Release Date: 2026-03-03T15:01:40Z
Rating: important
References:
Cross-References:
CVSS scores:
  • 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-2026-1467 ( SUSE ): 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
  • CVE-2026-1467 ( SUSE ): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • CVE-2026-1467 ( NVD ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
  • 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-2026-1539 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
  • CVE-2026-1539 ( SUSE ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
  • CVE-2026-1539 ( NVD ): 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
  • CVE-2026-1760 ( SUSE ): 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
  • CVE-2026-1760 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
  • CVE-2026-1760 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • 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
  • 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 6.1

An update that solves nine vulnerabilities can now be installed.

Description:

This update for libsoup fixes the following issues:

  • CVE-2025-32049: denial of service attack to websocket server (bsc#1240751).
  • CVE-2026-1467: lack of input sanitization can lead to unintended or unauthorized HTTP requests (bsc#1257398).
  • CVE-2026-1536: HTTP header injection or response splitting via CRLF injection in the Content-Disposition header (bsc#1257440).
  • CVE-2026-1539: proxy authentication credentials leaked via the Proxy-Authorization header when handling HTTP redirects (bsc#1257441).
  • CVE-2026-1760: improper handling of HTTP requests combining certain headers by SoupServer can lead to HTTP request smuggling and potential DoS (bsc#1257597).
  • CVE-2026-1761: incorrect length calculation when parsing of multipart HTTP responses can lead to a stack-based buffer overflow (bsc#1257598).
  • CVE-2026-2369: buffer overread due to integer underflow when handling zero-length resources (bsc#1258120).
  • CVE-2026-2443: out-of-bounds read when processing specially crafted HTTP Range headers can lead to heap information disclosure to remote attackers (bsc#1258170).
  • CVE-2026-2708: 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 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-420=1

Package List:

  • SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    • libsoup-debugsource-3.4.4-slfo.1.1_7.1
    • libsoup-3_0-0-3.4.4-slfo.1.1_7.1
    • libsoup-3_0-0-debuginfo-3.4.4-slfo.1.1_7.1

References: