SUSE Libsoup Important Nine Vulnerabilities Fixed 2026-20902-1
suse
April 1, 2026
An update that solves nine vulnerabilities can now be installed.
Summary
## This update for libsoup fixes the following issues: Update to libsoup 3.6.6: * CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion (bsc#1252555). * CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy (bsc#1254876). * 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-2026-1539: 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).
Topics Covered
References
* bsc#1240751
* bsc#1252555
* bsc#1254876
* bsc#1257398
* bsc#1257441
* bsc#1257597
* bsc#1258120
* bsc#1258170
* bsc#1258508
Cross-
* CVE-2025-12105
* CVE-2025-14523
* CVE-2025-32049
* CVE-2026-1467
* CVE-2026-1539
* CVE-2026-1760
* 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-2025-14523 ( 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-2025-14523 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
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Severity
important
Lowest
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Medium
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Critical
Announcement ID: SUSE-SU-2026:20902-1
Release Date: 2026-03-18T10:01:12Z
Rating: important
Topics Covered
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