What is CVE-2022-32827?

CVE-2022-32827 is a medium-severity vulnerability in Apple Iphone OS, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-11-01.

How severe is CVE-2022-32827?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Apple Iphone OS

CVE-2022-32827

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 16, macOS Ventura 13. An app may be able to cause a denial-of-service.

Vulnerability class: Buffer Overflow

Published 2022-11-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (39.9th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Apple Iphone OS
Apple macOS — versions unspecified

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

support.apple.com/en-us/HT213446 (Release Notes, Vendor Advisory)
support.apple.com/en-us/HT213488 (Release Notes, Vendor Advisory)
packetstormsecurity.com/files/169929/AppleAVD-deallocateKernelMemoryInternal-Mi… (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2022-32827?: CVE-2022-32827 is a medium-severity vulnerability in Apple Iphone OS, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-11-01.
How severe is CVE-2022-32827?: Medium severity. CVSS v3 base score is 5.5 out of 10.