vulnerability

Debian: CVE-2021-30849: webkit2gtk, wpewebkit -- security update

Try Surface Command

Back to search

Severity

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:P)

Published

Oct 19, 2021

Added

Nov 29, 2021

Modified

Mar 30, 2026

Description

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.

Solutions

debian-upgrade-webkit2gtkdebian-upgrade-wpewebkit

References

CVE-2021-30849
https://attackerkb.com/topics/CVE-2021-30849
CWE-787
DEBIAN-DSA-4975-1
DEBIAN-DSA-4976-1
EUVD-EUVD-2021-17766
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-17766

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.

Get report