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SUSE Docker Important Security Update for Multiple Issues 2026-2692-1

suse
Calendar Grey June 30, 2026
Dist Suse Esm H88
Install the important security update for Docker to fix multiple vulnerabilities and enhance system security.
An update that solves four vulnerabilities can now be installed.

Summary

## This update for docker fixes the following issues * CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265782). * CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266625). * CVE-2026-39984: github.com/sigstore/timestamp-authority/v2/pkg/verification: improper certificate validation can be used to bypass some authorization controls (bsc#1262346). * CVE-2026-41567: arbitrary code execution with full daemon privileges when a user uploads a compressed archive into that container (bsc#1267827). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like

Topics%20covered

Topics Covered

security advisory SuSE remote code execution important authorization docker

References

* bsc#1262346

* bsc#1265782

* bsc#1266625

* bsc#1267827

Cross-

* CVE-2026-33814

* CVE-2026-39821

* CVE-2026-39984

* CVE-2026-41567

CVSS scores:

* CVE-2026-33814 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-33814 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-33814 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-33814 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-39821 ( SUSE ): 9.1

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

* CVE-2026-39821 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

* CVE-2026-39821 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N

* CVE-2026-39821 ( NVD ): 9.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2692-1
Release Date: 2026-06-30T08:53:39Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE remote code execution important authorization docker

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