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openSUSE Leap 16.0 Gh Important Security Threat CVE-2026-39821

opensuse
Calendar Grey July 24, 2026
Scroller Opensuse
This security update for gh on openSUSE addresses an important issue and includes a bug fix. Install it promptly.
openSUSE has released a security update for the gh package to address a significant vulnerability (CVE-2026-39821) and includes a bug fix for affected products, notably Leap 16.0.

Description

This update for gh fixes the following issues:

Changes in gh:

- CVE-2026-39821: reject all-ASCII xn-- Punycode labels in the vendored

golang.org/x/net/idna package regardless of Go's unicode.Version (boo#1266618).

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-openSUSE_Backports_SLE-16.0__patchinfo.20260723152513362606.93181000773252=1

Topics%20covered

Topics Covered

security advisory update threat important OpenSUSE gh

Patch

Package List

- openSUSE Leap 16.0:

gh-2.96.0-bp160.2.1

gh-bash-completion-2.96.0-bp160.2.1

gh-fish-completion-2.96.0-bp160.2.1

gh-zsh-completion-2.96.0-bp160.2.1

References

* bsc#1266618

References:

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21432-1
Rating: important

Topics%20covered

Topics Covered

security advisory update threat important OpenSUSE gh

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