CVE-2021-30951 Information

Description

A use after free issue was addressed with improved memory management. 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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://support.apple.com/en-us/HT212975 https://support.apple.com/en-us/HT212978 https://support.apple.com/en-us/HT212976 https://support.apple.com/en-us/HT212982 https://support.apple.com/en-us/HT212980 http://www.openwall.com/lists/oss-security/2022/01/21/2 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/ https://www.debian.org/security/2022/dsa-5061 https://www.debian.org/security/2022/dsa-5060 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8