Actively exploited · Published May 26, 2022 · Assigned by apple

CVE-2022-22674

Medium 5.5 Exploited

In plain English

A medium-severity out-of-bounds read in macOS from Apple. Attackers are actively exploiting it in the wild (listed by CISA on April 4, 2022). The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)5.5Medium

Exploit odds (30 days)1.1%top 34.6% of all CVEs

Exploited in the wildYesCISA KEV since Apr 4, 2022

Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by Apr 25, 2022.

Official description

An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able to read kernel memory.

Affected products (as reported)

Vendor	Product	Versions
Apple	macOS	unspecified – before 12.3
Apple	macOS	unspecified – before 2022
Apple	macOS	unspecified – before 11.6

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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/HT213220 x_refsource_MISC
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22674 government-resource