Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

Oracle Linux: CVE-2021-30889: ELSA-2022-1777: webkit2gtk3 security, bug fix, and enhancement update (MODERATE)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Dec 20, 2021
Added
May 18, 2022
Modified
Dec 3, 2025

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.
A buffer overflow flaw was found in WebKitGTK. Specially crafted web content could use this flaw to trigger an arbitrary code execution when processed.

Solutions

oracle-linux-upgrade-webkit2gtk3oracle-linux-upgrade-webkit2gtk3-develoracle-linux-upgrade-webkit2gtk3-jscoracle-linux-upgrade-webkit2gtk3-jsc-devel
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.