Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges×

Alerts This Week
Warning Icon 1 479
Alerts This Week
Warning Icon 1 479

openSUSE Leap 16.0 trivy Important Privilege Escalation Vuln 2026-21395-1

opensuse
Calendar Grey July 23, 2026
Scroller Opensuse
This OpenSUSE advisory details important updates fixing multiple issues in Trivy, improving security and functionality.
openSUSE has released a security update for trivy addressing three vulnerabilities, which includes fixes for privilege escalation and credential forwarding, available for openSUSE ...

Description

This update for trivy fixes the following issues

- CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266495).

- CVE-2026-50151: oras-go: Credential forwarding via unvalidated Location header during blob upload (bsc#1271658).

- CVE-2026-56852: trivy: infinite loop on truncated/invalid UTF-8 input (bsc#1271670).

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-16.0-1305=1

Topics%20covered

Topics Covered

security advisory privilege escalation important OpenSUSE Trivy credential forwarding

Patch

Package List

- openSUSE Leap 16.0:

trivy-0.72.0-160000.2.1

References

* bsc#1266495

* bsc#1271658

* bsc#1271670

References:

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

* https://www.suse.com/security/cve/CVE-2026-50151.html

* https://www.suse.com/security/cve/CVE-2026-56852.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21395-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important OpenSUSE Trivy credential forwarding

Get the latest News and Insights

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