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openSUSE 16 Security Update : libsoup2 (openSUSE-SU-2026:20354-1)

high Nessus Plugin ID 302341

Synopsis

The remote openSUSE host is missing one or more security updates.

Description

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20354-1 advisory.

 - CVE-2025-4476: null pointer dereference may lead to denial of service (bsc#1243422).
 - 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-2026-0716: improper bounds handling may allow out-of-bounds read (bsc#1256418).
 - CVE-2026-0719: stack-based buffer overflow in NTLM authentication can lead to arbitrary code execution (bsc#1256399).
 - 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).
 - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libsoup-2_4-1, libsoup2-devel, libsoup2-lang and / or typelib-1_0-Soup-2_4 packages.

See Also

https://bugzilla.suse.com/1243422

https://www.suse.com/security/cve/CVE-2025-4476

https://bugzilla.suse.com/1254876

https://www.suse.com/security/cve/CVE-2025-14523

https://bugzilla.suse.com/1256399

https://bugzilla.suse.com/1256418

https://www.suse.com/security/cve/CVE-2026-0716

https://www.suse.com/security/cve/CVE-2026-0719

https://bugzilla.suse.com/1240751

https://bugzilla.suse.com/1258120

https://bugzilla.suse.com/1258170

https://bugzilla.suse.com/1258508

https://www.suse.com/security/cve/CVE-2025-32049

https://www.suse.com/security/cve/CVE-2026-2369

https://www.suse.com/security/cve/CVE-2026-2443

https://www.suse.com/security/cve/CVE-2026-2708

https://bugzilla.suse.com/1257398

https://bugzilla.suse.com/1257441

https://bugzilla.suse.com/1257597

https://www.suse.com/security/cve/CVE-2026-1467

https://www.suse.com/security/cve/CVE-2026-1539

https://www.suse.com/security/cve/CVE-2026-1760

Plugin Details

Severity: High

ID: 302341

File Name: openSUSE-2026-20354-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/15/2026

Updated: 3/15/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2026-2443

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2025-4476

CVSS v4

Risk Factor: High

Base Score: 8.3

Threat Score: 4.8

Threat Vector: CVSS:4.0/E:U

Vector: 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

CVSS Score Source: CVE-2025-14523

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:libsoup-2_4-1, p-cpe:/a:novell:opensuse:libsoup2-devel, p-cpe:/a:novell:opensuse:libsoup2-lang, p-cpe:/a:novell:opensuse:typelib-1_0-soup-2_4

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/13/2026

Vulnerability Publication Date: 4/3/2025

Reference Information

CVE: CVE-2025-14523, CVE-2025-32049, CVE-2025-4476, CVE-2026-0716, CVE-2026-0719, CVE-2026-1467, CVE-2026-1539, CVE-2026-1760, CVE-2026-2369, CVE-2026-2443, CVE-2026-2708