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openSUSE libsoup2 Vulnerability Advisory SUSE-SU-2026-0845-4

opensuse
Calendar Grey March 6, 2026
Dist Opensuse Esm H88
An important update resolves seven security issues in openSUSE libsoup2, with fixes for DoS and HTTP request issues.
An update that solves seven vulnerabilities can now be installed.

Description

This update for libsoup2 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-2026-1539: 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).

Topics%20covered

Topics Covered

security advisory denial of service important http smuggling OpenSUSE libsoup2

Patch

## 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:

* openSUSE Leap 15.4

zypper in -t patch SUSE-2026-834=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-834=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-834=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-834=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-834=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2026-834=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-834=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-834=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zyppe...

Read the Full Advisory

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* libsoup-2_4-1-2.74.2-150400.3.31.1

* libsoup2-devel-2.74.2-150400.3.31.1

* libsoup-2_4-1-debuginfo-2.74.2-150400.3.31.1

* libsoup2-debugsource-2.74.2-150400.3.31.1

* typelib-1_0-Soup-2_4-2.74.2-150400.3.31.1

* openSUSE Leap 15.4 (x86_64)

* libsoup-2_4-1-32bit-2.74.2-150400.3.31.1

* libsoup-2_4-1-32bit-debuginfo-2.74.2-150400.3.31.1

* libsoup2-devel-32bit-2.74.2-150400.3.31.1

* openSUSE Leap 15.4 (noarch)

* libsoup2-lang-2.74.2-150400.3.31.1

* openSUSE Leap 15.4 (aarch64_ilp32)

* libsoup-2_4-1-64bit-debuginfo-2.74.2-150400.3.31.1

* libsoup-2_4-1-64bit-2.74.2-150400.3.31.1

* libsoup2-devel-64bit-2.74.2-150400.3.31.1

* SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)

* libsoup2-debugsource-2.74.2-150400.3.31.1

* libsoup-2_4-1-2.74.2-150400.3.31.1

* libsoup-2_4-1-debuginfo-2.74.2-150400.3.31.1

* SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)

* libsoup2-debugsource-2.74.2-150400.3.31.1

* libsoup-2_4-1-2.74.2-150400.3.31.1

*...

Read the Full Advisory

References

* bsc#1240751

* bsc#1257398

* bsc#1257441

* bsc#1257597

* bsc#1258120

* bsc#1258170

* bsc#1258508

## References:

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

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

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

* https://www.suse.com/security/cve/CVE-2026-1760.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=1257398

* https://bugzilla.suse.com/show_bug.cgi?id=1257441

* https://bugzilla.suse.com/show_bug.cgi?id=1257597

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0834-1
Release Date: 2026-03-05T20:00:32Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5

Topics%20covered

Topics Covered

security advisory denial of service important http smuggling OpenSUSE libsoup2

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