Vulnerability · Published May 26, 2022 · Assigned by apple

CVE-2022-26770

High 7.8

In plain English

A high-severity out-of-bounds read 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 1.1% (higher than 66% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)1.1%top 34.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in Security Update 2022-004 Catalina, macOS Monterey 12.4, macOS Big Sur 11.6.6. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected products (as reported)

Vendor	Product	Versions
Apple	Security Update - Catalina	unspecified – before 2022
Apple	macOS	unspecified – before 11.6
Apple	macOS	unspecified – before 12.4

Weakness: CWE-125 · 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/HT213255 x_refsource_MISC
https://support.apple.com/en-us/HT213256 x_refsource_MISC
https://support.apple.com/en-us/HT213257 x_refsource_MISC