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openSUSE Curl Important Security Fixes Advisory 2026-3043-1

opensuse
Calendar Grey July 15, 2026
Dist Opensuse Esm H88
Resolve 10 important vulnerabilities in curl with the latest update for openSUSE, enhancing system security now.
An update that solves 10 vulnerabilities can now be installed.

Description

This update for curl fixes the following issues

* CVE-2026-8286: wrong STARTTLS connection reuse (bsc#1268402).

* CVE-2026-8458: wrong reuse for different services (bsc#1268407).

* CVE-2026-8924: traling dot domain super cookie (bsc#1268409).

* CVE-2026-8927: env-set cross-proxy Digest auth state leak (bsc#1268413).

* CVE-2026-9079: stale proxy password leak (bsc#1268415).

* CVE-2026-9080: UAF after pause in socket callback (bsc#1268416).

* CVE-2026-9545: exposing HTTP/3 early data (bsc#1268417).

* CVE-2026-9547: SSH improper host validation (bsc#1268420).

* CVE-2026-10536: HTTP/2 stream-dependency tree UAF (bsc#1268422).

* CVE-2026-12064: proto-default skips SSH verification (bsc#1268427).

Topics%20covered

Topics Covered

security advisory security issue DoS important curl OpenSUSE

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:

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-3043=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-3043=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-3043=1

* SUSE Linux Enterprise Server 15 SP5

zypper in -t patch SUSE-SLE-INSTALLER-15-SP5-2026-3043=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

zypper in -t patch SUSE-SLE-INSTALLER-15-SP5-2026-3043=1 SUSE-SLE-Product-

SLES_SAP-15-SP5-2026-3043=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2026-3043=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-3043=1

* SUSE Linux Enterprise High Performance Computing LTSS...

Read the Full Advisory

Package List

* SUSE Linux Enterprise Server 15 SP4 LTSS (x86_64)

* libcurl4-32bit-debuginfo-8.14.1-150400.5.86.1

* libcurl4-32bit-8.14.1-150400.5.86.1

* SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)

* libcurl4-8.14.1-150400.5.86.1

* curl-debuginfo-8.14.1-150400.5.86.1

* libcurl-devel-8.14.1-150400.5.86.1

* libcurl4-debuginfo-8.14.1-150400.5.86.1

* curl-debugsource-8.14.1-150400.5.86.1

* curl-8.14.1-150400.5.86.1

* SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)

* libcurl4-8.14.1-150400.5.86.1

* curl-debuginfo-8.14.1-150400.5.86.1

* libcurl4-debuginfo-8.14.1-150400.5.86.1

* curl-debugsource-8.14.1-150400.5.86.1

* curl-8.14.1-150400.5.86.1

* openSUSE Leap 15.4 (aarch64 i586 ppc64le s390x x86_64)

* curl-mini-debugsource-8.14.1-150400.5.86.1

* libcurl-mini4-8.14.1-150400.5.86.1

* libcurl4-8.14.1-150400.5.86.1

* curl-debuginfo-8.14.1-150400.5.86.1

* libcurl-mini4-debuginfo-8.14.1-150400.5.86.1

* libcurl-devel-8.14.1-150400.5.86.1

* libcurl4-debuginfo-8.14.1-150400.5.86.1

*...

Read the Full Advisory

References

* bsc#1268402

* bsc#1268407

* bsc#1268409

* bsc#1268413

* bsc#1268415

* bsc#1268416

* bsc#1268417

* bsc#1268420

* bsc#1268422

* bsc#1268427

## References:

* https://www.suse.com/security/cve/CVE-2026-10536.html

* https://www.suse.com/security/cve/CVE-2026-12064.html

* https://www.suse.com/security/cve/CVE-2026-8286.html

* https://www.suse.com/security/cve/CVE-2026-8458.html

* https://www.suse.com/security/cve/CVE-2026-8924.html

* https://www.suse.com/security/cve/CVE-2026-8927.html

* https://www.suse.com/security/cve/CVE-2026-9079.html

* https://www.suse.com/security/cve/CVE-2026-9080.html

* https://www.suse.com/security/cve/CVE-2026-9545.html

* https://www.suse.com/security/cve/CVE-2026-9547.html

* https://bugzilla.suse.com/show_bug.cgi?id=1268402

* https://bugzilla.suse.com/show_bug.cgi?id=1268407

* https://bugzilla.suse.com/show_bug.cgi?id=1268409

* https://bugzilla.suse.com/show_bug.cgi?id=1268413

* https://bugzilla.suse.com/show_bug.cgi?id=1268415

* https://bugzilla.suse.com/show_bug.cgi?id=1268416

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3043-1
Release Date: 2026-07-15T11:51:45Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise Desktop 15 SP4 * SUSE Linux Enterprise Desktop 15 SP5 * 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 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3

Topics%20covered

Topics Covered

security advisory security issue DoS important curl OpenSUSE

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