CVE-2025-36936CWE-190

CVE-2025-36936

High · published December 12, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
0.1
In the wild
Unconfirmed
What it is

⚡ An integer overflow in tachyon_server_common.h opens the door to local privilege escalation without any extra permissions required! 🔥 Think of it like a construction site where the foreman accidentally orders too much concrete. The overflow creates a scenario where the foundation is compromised, allowing someone to sneak into the upper floors without a proper pass. An attacker could exploit this vulnerability to gain elevated privileges on the system, potentially allowing full control over critical resources. This is particularly alarming as it requires no special permissions or user interaction, making it dangerously accessible. It's like leaving the front door wide open at a high-security facility!

Put simply

Think of it like a construction site where the foreman accidentally orders too much concrete. The overflow creates a scenario where the foundation is compromised, allowing someone to sneak into the upper floors without a proper pass. The vulnerability stems from an out-of-bounds write caused by an integer overflow in the GetTachyonCommand function. This flaw permits unauthorized privilege escalation on the local system.

What to do

An attacker could exploit this vulnerability to gain elevated privileges on the system, potentially allowing full control over critical resources. This is particularly alarming as it requires no special permissions or user interaction, making it dangerously accessible. It's like leaving the front door wide open at a high-security facility! Update to the latest version of Tachyon to patch this vulnerability immediately. It's crucial to audit your configurations and ensure that unnecessary privileges are not granted to users. Be vigilant in monitoring for any unusual activity while you implement these changes. You've got this! By taking these steps, you'll bolster your defenses and keep your systems safe. 🛡️

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
0.00078 · 0.1th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2025-12-12T01:15Z
Affected products (1)
ProductVersionsFixed in
google/androidall versions—
References (1)
EPSS history
Timeline
  • 11 DEC 19:35Z
    In GetTachyonCommand of tachyon_server_common.h, there is a possible out of bounds write due to an integer overflow
    cvelistv5