CVE-2022-42840 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write8 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 46.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Apple MacosApple IpadosApple Iphone OS+5 more
Timeline
PublishedDec 15

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.6.2, macOS Ventura 13.1, macOS Big Sur 11.7.2, iOS 15.7.2 and iPadOS 15.7.2, iOS 16.2 and iPadOS 16.2. An app may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages9 packages

▶Appleapple/macos_monterey12.6.2
▶CVEListV5apple/macosunspecified — 11.7+4
▶NVDapple/macos11.0 — 11.7.2+2
▶Appleapple/macos_big_sur11.7.2

🔴Vulnerability Details

2
GHSA
GHSA-cj65-9hr7-j38f: The issue was addressed with improved memory handling↗2022-12-15
▶
VulnCheck
macOS Monterey, macOS Ventura, macOS Big Sur, iOS and iPadOS Kernel Privilege App Code Execution Vulnerability↗2022
▶

📋Vendor Advisories

5
Apple
CVE-2022-42840: macOS Big Sur 11.7.2↗2022-12-13
▶
Apple
CVE-2022-42840: macOS Monterey 12.6.2↗2022-12-13
▶
Apple
CVE-2022-42840: iOS 15.7.2 and iPadOS 15.7.2↗2022-12-13
▶
Apple
CVE-2022-42840: macOS Ventura 13.1↗2022-12-13
▶
Apple
CVE-2022-42840: iOS 16.2 and iPadOS 16.2↗2022-12-13
▶