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openSUSE Security Advisory 2026-0232-1 Go-Sendxmpp Important Issues Fixed

opensuse
Calendar Grey July 8, 2026
Dist Opensuse Esm H88
An important security update for openSUSE addresses issues in go-sendxmpp, fixing validation and privilege bypass flaws.
An update that fixes two vulnerabilities is now available.

Description

This update for go-sendxmpp fixes the following issues:

Update to 0.16.0:

- CVE-2026-1229: circl: The CombinedMult function produces an incorrect

value (boo#1265538).

- CVE-2026-39821: net: Failure to reject ASCII-only Punycode-encoded

labels allows for validation bypass and privilege escalation

(boo#1266617).

Topics%20covered

Topics Covered

security advisory privilege escalation important OpenSUSE validation bypass go-sendxmpp

Patch

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 Backports SLE-15-SP7:

zypper in -t patch openSUSE-2026-232=1

Package List

- openSUSE Backports SLE-15-SP7 (aarch64 i586 ppc64le s390x x86_64):

go-sendxmpp-0.16.0-bp157.2.9.1

References

https://www.suse.com/security/cve/CVE-2026-1229.html

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

https://bugzilla.suse.com/1265538

https://bugzilla.suse.com/1266617

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:0232-1
Rating: important
Affected Products: openSUSE Backports SLE-15-SP7

Topics%20covered

Topics Covered

security advisory privilege escalation important OpenSUSE validation bypass go-sendxmpp

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