vulnerability
Ubuntu: USN-5255-1 (CVE-2021-30953): WebKitGTK vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Aug 24, 2021 | Jan 28, 2022 | Mar 27, 2026 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Aug 24, 2021
Added
Jan 28, 2022
Modified
Mar 27, 2026
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.
Solutions
ubuntu-upgrade-libjavascriptcoregtk-4-0-18ubuntu-upgrade-libwebkit2gtk-4-0-37
Rapid7 Labs
2026 Global Threat Landscape Report
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