CVE-2026-19137
Description
A flaw was found in Google Chrome on Android. This vulnerability, a use-after-free error in the WebGL component, could be exploited by a remote attacker. After compromising the renderer process, the attacker could craft a malicious HTML page to trigger the flaw. This could potentially lead to a sandbox escape, allowing the attacker to gain elevated privileges or further control over the system.
Statement
This Important vulnerability in WebGL within Chromium allows a remote attacker, after compromising the renderer process, to perform a sandbox escape via a crafted HTML page. This flaw, while initially reported for Android, affects Chromium on Red Hat systems, enabling an attacker to gain further access beyond the browser's security boundaries. Exploitation requires user interaction with malicious web content.
Understanding the Weakness (CWE)
Confidentiality
Technical Impact: Read Memory
If the expired pointer is used in a read operation, an attacker might be able to control data read in by the application.
Availability
Technical Impact: DoS: Crash, Exit, or Restart
If the expired pointer references a memory location that is not accessible to the product, or points to a location that is "malformed" (such as NULL) or larger than expected by a read or write operation, then a crash may occur.
Integrity,Confidentiality,Availability
Technical Impact: Execute Unauthorized Code or Commands
If the expired pointer is used in a function call, or points to unexpected data in a write operation, then code execution may be possible.
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