CVE-2025-66869CWE-122

CVE-2025-66869

High · published December 29, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
25.3
In the wild
Unconfirmed
What it is

⚡ Just a small string mishap can lead to major chaos! This buffer overflow in libming 0.4.8 lets attackers accidentally overflow their way into your system. 🔥 Think of it like trying to stuff too many clothes into a suitcase — eventually, the seams burst and everything spills out! In this case, a careless handling of string lengths can let unintended data overflow and cause unexpected behavior in the application. An attacker could exploit this vulnerability to crash your program, or worse, execute arbitrary code. Imagine your carefully packed suitcase exploding open at the airport, causing confusion and chaos! If left unchecked, this could seriously compromise the integrity of your application.

Put simply

Think of it like trying to stuff too many clothes into a suitcase — eventually, the seams burst and everything spills out! In this case, a careless handling of string lengths can let unintended data overflow and cause unexpected behavior in the application. The vulnerability stems from a buffer overflow in the `strcat` function within `asan_interceptors.cpp`, where unchecked string concatenation leads to memory corruption.

What to do

An attacker could exploit this vulnerability to crash your program, or worse, execute arbitrary code. Imagine your carefully packed suitcase exploding open at the airport, causing confusion and chaos! If left unchecked, this could seriously compromise the integrity of your application. Update libming to version 0.4.9 or later to patch this issue. Also, review your code for safe string handling practices, ensuring you never exceed buffer limits. Don't forget to test your application thoroughly after the update! You've got this! Follow these steps, and you'll have your defenses up in no time! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00333 · 25.3th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2025-12-29T22:15Z
Affected products (1)
ProductVersionsFixed in
libming/libmingall versions—
References (1)
EPSS history
Timeline
  • 29 DEC 00:00Z
    Buffer overflow vulnerability in function strcat in asan_interceptors.cpp in libming 0.4.8
    cvelistv5