Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 573
Alerts This Week
Warning Icon 1 573

openSUSE docker-compose Important Denial of Service Escalation 2026-21247-1

opensuse
Calendar Grey July 8, 2026
Dist Opensuse Esm H88
An important update for openSUSE addresses four significant issues in docker-compose, enhancing its security and reliability.
An update that solves 4 vulnerabilities and has 4 bug fixes can now be installed.

Description

This update for docker-compose fixes the following issues

- CVE-2025-0495: buildx: credential leakage to telemetry endpoints when credentials allowed to be set as attribute

values in cache-to/cache-from configuration (bsc#1239766).

- CVE-2025-22869: golang.org/x/crypto/ssh: Denial of Service in the Key Exchange of golang.org/x/crypto/ssh

(bsc#1239340).

- 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).

Patch instructions:

To install this openSUSE security 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 16.0

zypper in -t patch openSUSE-Leap-16.0-1168=1

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation important OpenSUSE docker-compose

Patch

Package List

- openSUSE Leap 16.0:

docker-compose-2.33.1-160000.5.1

References

* bsc#1239340

* bsc#1239766

* bsc#1265782

* bsc#1266625

References:

* https://www.suse.com/security/cve/CVE-2025-0495.html

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

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

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21247-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation important OpenSUSE docker-compose

Get the latest News and Insights

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