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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

Gentoo Linux Security Advisory 202202-01
Posted Feb 1, 2022
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202202-1 - Multiple vulnerabilities have been found in WebkitGTK+, the worst of which could result in the arbitrary execution of code. Versions less than 2.34.4 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2021-1788, CVE-2021-1817, CVE-2021-1820, CVE-2021-1825, CVE-2021-1826, CVE-2021-1844, CVE-2021-1871, CVE-2021-21775, CVE-2021-21779, CVE-2021-21806, CVE-2021-30661, CVE-2021-30663, CVE-2021-30665, CVE-2021-30666, CVE-2021-30682, CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749, CVE-2021-30758, CVE-2021-30761, CVE-2021-30762, CVE-2021-30795, CVE-2021-30797, CVE-2021-30799, CVE-2021-30809
SHA-256 | d7b81acd976ea4556319720db72f4fff64adcb599b6250a5fa8a28bd2243c7c4
Red Hat Security Advisory 2021-4381-05
Posted Nov 10, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-4381-05 - GNOME is the default desktop environment of Red Hat Enterprise Linux. Issues addressed include buffer overflow, code execution, cross site scripting, information leakage, integer overflow, traversal, and use-after-free vulnerabilities.

tags | advisory, overflow, vulnerability, code execution, xss
systems | linux, redhat
advisories | CVE-2020-13558, CVE-2020-24870, CVE-2020-27918, CVE-2020-29623, CVE-2020-36241, CVE-2021-1765, CVE-2021-1788, CVE-2021-1789, CVE-2021-1799, CVE-2021-1801, CVE-2021-1844, CVE-2021-1870, CVE-2021-1871, CVE-2021-21775, CVE-2021-21779, CVE-2021-21806, CVE-2021-28650, CVE-2021-30663, CVE-2021-30665, CVE-2021-30682, CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749, CVE-2021-30758, CVE-2021-30795
SHA-256 | 6b31628ab9f29a4bc05026050453104d1b307494f816a809a4f05f5a2949608c
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
SHA-256 | 14d11292105cb8b94a56279b28094f2991375524c7454e09c1c4271e1819998f
Debian Security Advisory 4945-1
Posted Jul 28, 2021
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4945-1 - Vulnerabilities have been discovered in the webkit2gtk web engine.

tags | advisory, web, vulnerability
systems | linux, debian
advisories | CVE-2021-21775, CVE-2021-21779, CVE-2021-30663, CVE-2021-30665, CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749, CVE-2021-30758, CVE-2021-30795, CVE-2021-30797, CVE-2021-30799
SHA-256 | db3773c5f5bf9c0bc82d8e7414f94ae18cb4a5da421a3c58bb325df00ee051bf
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