openSUSE-SU-2026:0232-1: important: Security update for go-sendxmpp

   openSUSE Security Update: Security update for go-sendxmpp
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2026:0232-1
Rating:             important
References:         #1265538 #1266617 
Cross-References:   CVE-2026-1229 CVE-2026-39821
CVSS scores:
                    CVE-2026-1229 (SUSE): 8.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N
                    CVE-2026-39821 (SUSE): 9.1 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Affected Products:
                    openSUSE Backports SLE-15-SP7
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   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).


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