SUSE alert openSUSE-SU-2026:21518-1 (python-ujson)

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null@suse.de
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security-announce@lists.opensuse.org
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openSUSE-SU-2026:21518-1: important: Security update for python-ujson
Date:
             
 
Tue, 04 Aug 2026 17:51:54 +0200
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<20260804155154.834A4FDD1@maintenance.suse.de>
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Article
openSUSE security update: security update for python-ujson
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:21518-1
Rating: important
References:

  * bsc#1270301



Cross-References:

  * CVE-2026-44660



CVSS scores:

  * CVE-2026-44660 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-44660 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves one vulnerability and has one bug fix can now be installed.

Description:

This update for python-ujson fixes the following issue:

- CVE-2026-44660: failing to decrement a serialized JSON object during a write exception in
ujson.dump() can lead to
  memory leaks (bsc#1270301).


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-16.0-1423=1

Package List:

- openSUSE Leap 16.0:

  python313-ujson-5.10.0-160000.3.1

References:

  * https://www.suse.com/security/cve/CVE-2026-44660.html