Vulnerability · Published Dec 15, 2022 · Assigned by apple
CVE-2022-42840
High 7.8
In plain English
A high-severity out-of-bounds write in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.4%top 66.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-787 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://support.apple.com/en-us/HT213532
- https://support.apple.com/en-us/HT213530
- https://support.apple.com/en-us/HT213531
- https://support.apple.com/en-us/HT213534
- https://support.apple.com/en-us/HT213533
- 20221220 APPLE-SA-2022-12-13-1 iOS 16.2 and iPadOS 16.2 mailing-list
- 20221220 APPLE-SA-2022-12-13-2 iOS 15.7.2 and iPadOS 15.7.2 mailing-list
- 20221220 APPLE-SA-2022-12-13-6 macOS Big Sur 11.7.2 mailing-list
- 20221220 APPLE-SA-2022-12-13-4 macOS Ventura 13.1 mailing-list
- 20221220 APPLE-SA-2022-12-13-5 macOS Monterey 12.6.2 mailing-list