Alerts This Week
Warning Icon 1 1,213
Alerts This Week
Warning Icon 1 1,213

openSUSE 16.0 Security Advisory 2026-21084-1 Important Bypass and DoS

opensuse
Calendar Grey June 30, 2026
Dist Opensuse Esm H88
This update resolves 16 vulnerabilities and includes 4 bug fixes for openSUSE addressing significant security concerns.
An update that solves 16 vulnerabilities and has 4 bug fixes can now be installed.

Description

This update for distribution 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#1265788).

- CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation

bypass and privilege escalation (bsc#1266629).

- CVE-2026-41888: tag deletion bypasses the storage.delete.enabled configuration (bsc#1265429).

- CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS in golang.org/x/crypto/ssh (bsc#1266049).

- CVE-2026-39828: Invoking bypass of certificate restrictions in golang.org/x/crypto/ssh (bsc#1266049).

- CVE-2026-39829: Invoking pathological RSA/DSA parameters may cause DoS in golang.org/x/crypto/ssh (bsc#1266049).

- CVE-2026-39830: Invoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/ssh

(bsc#1266049).

- CVE-2026-39831: Invoking bypass of FIDO/U2F security keys physical interaction...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory bug fix important service denial OpenSUSE bypass attack

Patch

Package List

- openSUSE Leap 16.0:

distribution-registry-3.1.1-160000.1.1

References

* bsc#1265429

* bsc#1265788

* bsc#1266049

* bsc#1266629

References:

* https://www.suse.com/security/cve/CVE-2026-33814.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

* https://www.suse.com/security/cve/CVE-2026-39833.html

* https://www.suse.com/security/cve/CVE-2026-39834.html

* https://www.suse.com/security/cve/CVE-2026-39835.html

* https://www.suse.com/security/cve/CVE-2026-41888.html

* https://www.suse.com/security/cve/CVE-2026-42508.html

* https://www.suse.com/security/cve/CVE-2026-46595.html

* https://www.suse.com/security/cve/CVE-2026-46597.html

* https://www.suse.com/security/cve/CVE-2026-46598.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21084-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory bug fix important service denial OpenSUSE bypass attack

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here