CVE-2025-20766CWE-457

In display, there is a possible memory corruption due to improper input validation

High · published December 2, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
0.2
In the wild
Unconfirmed
What it is

⚡ Memory corruption due to improper input validation could lead to local privilege escalation — no user interaction needed! Imagine a mischievous janitor with access to all the storage rooms, ready to make mischief. 💥 Think of your computer as a restaurant's kitchen. If a chef mistakenly lets a customer wander into the food prep area without checking their credentials, they can tamper with dishes and ingredients, creating chaos. This vulnerability allows a malicious actor, who already has System privilege, to alter critical memory spaces without any checks! If exploited, this vulnerability could allow a bad actor to escalate their privileges, giving them unauthorized control over system operations. That means they could access sensitive data or manipulate processes, potentially leading to a system breach. The consequences could be absolutely devastating for your security posture!

Put simply

Think of your computer as a restaurant's kitchen. If a chef mistakenly lets a customer wander into the food prep area without checking their credentials, they can tamper with dishes and ingredients, creating chaos. This vulnerability allows a malicious actor, who already has System privilege, to alter critical memory spaces without any checks! This vulnerability arises from improper input validation within the display system, leading to a condition where memory corruption can occur. If an attacker with System privileges exploits this flaw, they can escalate their access within the system.

What to do

If exploited, this vulnerability could allow a bad actor to escalate their privileges, giving them unauthorized control over system operations. That means they could access sensitive data or manipulate processes, potentially leading to a system breach. The consequences could be absolutely devastating for your security posture! To protect your system, patch to the latest version using Patch ID ALPS10196993 without delay! Review your security protocols to ensure that System privileges are strictly controlled. Regularly audit access logs to catch any unauthorized usage early. You've got this! Implement these fixes and keep your system secure. 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00080 · 0.2th percentile
Weakness
CWE-457 · Use of Uninitialized Variable
Published
2025-12-02T02:34Z
EPSS history
Timeline
  • 02 DEC 02:34Z
    In display, there is a possible memory corruption due to improper input validation
    cvelistv5