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CVE-2021-21775

Status Candidate

Overview

A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.

Related Files

Ubuntu Security Notice USN-5024-1
Posted Jul 29, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5024-1 - A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.

tags | advisory, remote, web, denial of service, arbitrary, javascript, code execution, xss
systems | linux, ubuntu
advisories | CVE-2021-21775, CVE-2021-30689, CVE-2021-30749, CVE-2021-30799
MD5 | 50a9963ba1903faeab04b47189a80b51
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