CVE Catalog

CVE-2015-4497

High
Published: Translated: NVD NIST

Summary

A use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to execute arbitrary code. The issue arises from improper interaction between resize events and changes to CSS token sequences for a CANVAS element.

Risk Assessment

An attacker could exploit this vulnerability to execute arbitrary code remotely, potentially leading to full system compromise. This poses a significant risk to data security and system integrity.

Recommendation

It is recommended to update Mozilla Firefox to the latest version to mitigate this vulnerability. Additionally, monitoring and restricting interactions with CANVAS elements in web applications is advisable.

Other vulnerabilities in Mozilla Firefox, Firefox ESR

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Original NVD description (English source)

Use-after-free vulnerability in the CanvasRenderingContext2D implementation in Mozilla Firefox before 40.0.3 and Firefox ESR 38.x before 38.2.1 allows remote attackers to execute arbitrary code by leveraging improper interaction between resize events and changes to Cascading Style Sheets (CSS) token sequences for a CANVAS element.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS