CVE-2026-16554

medium Red Hat
CVSS v3 Base Score
6.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Published: July 27, 2026 (41 days ago)
Last Modified: July 27, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in the cJSON library. On 32-bit platforms, a specially crafted JSON string can cause an integer overflow in the `print_string_ptr()` function. This vulnerability can lead to a heap buffer overflow, which an attacker could exploit to achieve remote code execution, disclose sensitive information, or cause a denial of service.

CWE

CWE-131

Affected Products

Red Hat Enterprise Linux 8Red Hat Hardened ImagesRed Hat OpenShift Container Platform 4Red Hat Satellite 6

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 cert.pl 🔗 github.com