CVE-2026-16554 Integer Overflow Leading to Heap Buffer Overflow in cJSON

cJSON library is vulnerable to an integer overflow in the printstringptr function in cJSON.c on 32-bit platforms. The escapecharacters counter, a 32-bit sizet, can wrap around when processing strings containing approximately 858,993,460 or more control characters, causing the output buffer to be...

CVE-2026-16554

cJSON library is vulnerable to an integer overflow in the printstringptr function in cJSON.c on 32-bit platforms. The escapecharacters counter, a 32-bit sizet, can wrap around when processing strings containing approximately 858,993,460 or more control characters, causing the output buffer to be...

CVE-2026-16554

cJSON library is vulnerable to an integer overflow in the printstringptr function in cJSON.c on 32-bit platforms. The escapecharacters counter, a 32-bit sizet, can wrap around when processing strings containing approximately 858,993,460 or more control characters, causing the output buffer to be...

CVE-2026-16554 Integer Overflow Leading to Heap Buffer Overflow in cJSON

cJSON library is vulnerable to an integer overflow in the printstringptr function in cJSON.c on 32-bit platforms. The escapecharacters counter, a 32-bit sizet, can wrap around when processing strings containing approximately 858,993,460 or more control characters, causing the output buffer to be...

PT-2026-64863

Name of the Vulnerable Software and Affected Versions cJSON version 1.7.19 Description An integer overflow exists in the print string ptr function within cJSON.c on 32-bit platforms. The escape characters counter, a 32-bit size t, can wrap around when processing strings containing approximately...

CVE-2026-23406

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix side-effect bug in matchchar macro usage The matchchar macro evaluates its character parameter multiple times when traversing differential encoding chains. When invoked with str++, the string pointer advances on eac...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from kcm not handling the strp initialization sequence correctly, which could result in a lockup warning...

CVE-2024-6443

In utf8trunc in zephyr/lib/utils/utf8.c, lastbytep can point to one byte before the string pointer if the string is empty...

CVE-2024-6443 zephyr: out-of-bound read in utf8_trunc

In utf8trunc in zephyr/lib/utils/utf8.c, lastbytep can point to one byte before the string pointer if the string is empty...

Zephyr security vulnerabilities

Zephyr is an extensible real-time operating system RTOS open-sourced by Zephyr. A security vulnerability exists in Zephyr that stems from the ability to point to the previous byte of a string pointer if the lastbytep string is null...