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7.4
HIGH CVSS 3.1
CVE-2025-36934
Google Bigo Use After Free Vulnerability (Local Privilege Escalation)
Description

In bigo_worker_thread of private/google-modules/video/gchips/bigo.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

INFO

Published Date :

Dec. 11, 2025, 8:15 p.m.

Last Modified :

Jan. 15, 2026, 10:16 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-36934 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Google android
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Address the use-after-free vulnerability in bigo_worker_thread by resolving the race condition.
  • Identify and fix the race condition in bigo_worker_thread.
  • Implement proper synchronization mechanisms.
  • Test thoroughly for stability and security.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-36934.

URL Resource
https://source.android.com/security/bulletin/pixel/2025-12-01 Vendor Advisory
https://project-zero.issues.chromium.org/issues/426567975
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-36934 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-36934 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-36934 vulnerability anywhere in the article.

  • The Hacker News
ThreatsDay Bulletin: Pixel Zero-Click, Redis RCE, China C2s, RAT Ads, Crypto Scams & 15+ Stories

Most of this week's threats didn't rely on new tricks. They relied on familiar systems behaving exactly as designed, just in the wrong hands. Ordinary files, routine services, and trusted workflows we ... Read more

Published Date: Jan 22, 2026 (4 days, 17 hours ago)
  • Daily CyberSecurity
The Pixel 9 Zero-Click Exploit Chain That Breaks the Kernel

One need not even open a missive or engage the “play” interface for a device to commence the background parsing of an attachment, all in the service of providing a seamless transcription or indexing f ... Read more

Published Date: Jan 19, 2026 (1 week ago)
  • security.nl
Androidtelefoons maandenlang kwetsbaar voor zeroclick-aanval via Dolby-lek

Androidtelefoons waren maandenlang kwetsbaar voor een zeroclick-aanval waarbij toestellen zonder enige interactie van gebruikers volledig konden worden gecompromitteerd, zo laat Google Project Zero in ... Read more

Published Date: Jan 16, 2026 (1 week, 3 days ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-36934 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jan. 15, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
    Removed CVSS V3.1 AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-416
    Added Reference https://project-zero.issues.chromium.org/issues/426567975
  • Initial Analysis by [email protected]

    Dec. 12, 2025

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
    Added Reference Type Google Devices: https://source.android.com/security/bulletin/pixel/2025-12-01 Types: Vendor Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Dec. 11, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-362
  • New CVE Received by [email protected]

    Dec. 11, 2025

    Action Type Old Value New Value
    Added Description In bigo_worker_thread of private/google-modules/video/gchips/bigo.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
    Added Reference https://source.android.com/security/bulletin/pixel/2025-12-01
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.4
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact