What is CVE-2022-22596?

CVE-2022-22596 is a high-severity vulnerability in Apple iOS And Ipados, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-03-18.

How severe is CVE-2022-22596?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2022-22596 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Apple iOS And Ipados

CVE-2022-22596

A memory corruption issue was addressed with improved validation. This issue is fixed in watchOS 8.5, iOS 15.4 and iPadOS 15.4. An application may be able to execute arbitrary code with kernel privileges.

Vulnerability class: Buffer Overflow

Published 2022-03-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (26.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Apple iOS And Ipados — versions unspecified
Apple Ipados
Apple Iphone OS
Apple watchOS — versions unspecified

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

support.apple.com/en-us/HT213182 (Release Notes, Vendor Advisory)
support.apple.com/en-us/HT213193 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2022-22596?: CVE-2022-22596 is a high-severity vulnerability in Apple iOS And Ipados, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-03-18.
How severe is CVE-2022-22596?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-22596 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.