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openSUSE 16.0 cJSON Important Bug Fix Advisory 2026-20340-1

opensuse
Calendar Grey March 12, 2026
Scroller Opensuse
Important security update for openSUSE containing fixes for cJSON vulnerabilities and bug fixes to enhance system stability.
An update that solves 2 vulnerabilities and has 2 bug fixes can now be installed.

Description

This update for cJSON fixes the following issues:

- Update to version 1.7.19

* Check for NULL in cJSON_DetachItemViaPointer.

* Check overlap before calling strcpy in cJSON_SetValuestring.

* Fix Max recursion depth for cJSON_Duplicate to prevent stack

exhaustion.

* Allocate memory for the temporary buffer when paring numbers.

This fixes CVE-2023-26819. (bsc#1241502)

* Fix the incorrect check in decode_array_index_from_pointer.

This fixes CVE-2025-57052. (bsc#1249112)

- Remove not longer needed patch for NULL to deallocated pointers.

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-16.0-369=1

Topics%20covered

Topics Covered

security advisory bug fix important OpenSUSE install cjson

Patch

Package List

- openSUSE Leap 16.0:

cJSON-devel-1.7.19-160000.1.1

libcjson1-1.7.19-160000.1.1

References

* bsc#1241502

* bsc#1249112

References:

* https://www.suse.com/security/cve/CVE-2023-26819.html

* https://www.suse.com/security/cve/CVE-2025-57052.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20340-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory bug fix important OpenSUSE install cjson

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