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openSUSE Buildah Important Security Patch for 25 Issues 2026-2733-1

opensuse

July 3, 2026

An update that solves 25 vulnerabilities can now be installed.

Description

This update for buildah fixes the following issues

* CVE-2026-25680,CVE-2026-25681,CVE-2026-27136,CVE-2026-42502,CVE-2026-42506:

golang.org/x/net/html: multiple issues when parsing HTML files

(bsc#1267179).

* CVE-2026-34986: github.com/go-jose/go-jose/v4,github.com/go-jose/go-jose/v3:

crafted JWE input with a missing encrypted key can lead to a denial of

service (bsc#1262953).

* CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only

Punycode-encoded labels allows for validation bypass and privilege

escalation (bsc#1266648).

* CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS

in golang.org/x/crypto/ssh (bsc#1266191).

* CVE-2026-39828: Invoking bypass of certificate restrictions in

golang.org/x/crypto/ssh (bsc#1266191).

* CVE-2026-39829: Invoking pathological RSA/DSA parameters may cause DoS in

golang.org/x/crypto/ssh (bsc#1266191).

* CVE-2026-39830: Invoking client can cause server deadlock on...

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Topics Covered

security advisory denial of service important multiple issues OpenSUSE buildah

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 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2733=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-2733=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-2733=1

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2733=1

* openSUSE Leap 15.5

zypper in -t patch SUSE-2026-2733=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-2733=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2733=1

* Containers Module 15-SP7

zypper in -t...

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Package List

* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)

* buildah-1.35.5-150500.3.62.1

* openSUSE Leap 15.5 (aarch64 i586 ppc64le s390x x86_64)

* buildah-1.35.5-150500.3.62.1

* SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)

* buildah-1.35.5-150500.3.62.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)

* buildah-1.35.5-150500.3.62.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64

x86_64)

* buildah-1.35.5-150500.3.62.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)

* buildah-1.35.5-150500.3.62.1

* Containers Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* buildah-1.35.5-150500.3.62.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64

x86_64)

* buildah-1.35.5-150500.3.62.1

References

* bsc#1262953

* bsc#1266191

* bsc#1266648

* bsc#1267179

## References:

* https://www.suse.com/security/cve/CVE-2025-22869.html

* https://www.suse.com/security/cve/CVE-2025-27144.html

* https://www.suse.com/security/cve/CVE-2025-47913.html

* https://www.suse.com/security/cve/CVE-2025-47914.html

* https://www.suse.com/security/cve/CVE-2025-52881.html

* https://www.suse.com/security/cve/CVE-2026-25680.html

* https://www.suse.com/security/cve/CVE-2026-25681.html

* https://www.suse.com/security/cve/CVE-2026-27136.html

* https://www.suse.com/security/cve/CVE-2026-34986.html

* https://www.suse.com/security/cve/CVE-2026-39821.html

* https://www.suse.com/security/cve/CVE-2026-39827.html

* https://www.suse.com/security/cve/CVE-2026-39828.html

* https://www.suse.com/security/cve/CVE-2026-39829.html

* https://www.suse.com/security/cve/CVE-2026-39830.html

* https://www.suse.com/security/cve/CVE-2026-39831.html

* https://www.suse.com/security/cve/CVE-2026-39832.html

*...

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Severity

important

Lowest

Low

Medium

High

Critical

Announcement ID: SUSE-SU-2026:2733-1

Release Date: 2026-07-02T18:05:10Z

Affected Products: * Containers Module 15-SP7 * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics Covered

security advisory denial of service important multiple issues OpenSUSE buildah

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