CVE-2022-42823

Advisory lineage Upstream: 0 Downstream: 13
Modified
Published: 01 Nov 2022, 00:00
Last modified:21 Apr 2025, 15:39

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
v3.1 (cve.org)
EPSS Score
0.63% LOW
1% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

01 Nov 2022, 00:00
Published
Vulnerability first disclosed
21 Apr 2025, 15:39
Last Modified
Vulnerability information updated

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in tvOS 16.1, macOS Ventura 13, watchOS 9.1, Safari 16.1, iOS 16.1 and iPadOS 16. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Metrics

  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Trends

Current EPSS score: 0.63%• Percentile: 70%

Techniques & Countermeasures

  • CWE-843•Access of Resource Using Incompatible Type ('Type Confusion')

    The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

Affected Systems

  • apple•ipados

    < 16.0

  • apple•iphone_os

    < 16.1

  • apple•macos

    ≥ unspecified, < 13 | < 13.0

  • apple•safari

    < 16.1

  • apple•tvos

    ≥ unspecified, < 16.1 | < 16.1

  • apple•watchos

    ≥ unspecified, < 9.1 | < 9.1

  • debian•debian_linux

    10.0 | 11.0

  • fedoraproject•fedora

    35 | 36 | 37

References (13)