CVE-2022-42827

HIGH

7.8

CVSS Score

Published: November 1, 2022 at 12:00 AM UTC

Updated: June 17, 2026 at 05:05 AM UTC

2 products affected across 1 vendoriPhone OSiPadOS

Using iOS and iPadOS by Apple?

Get instant alerts when new vulnerabilities affect iOS and iPadOS - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.8

Exploitation

CISA KEV

Exploit prediction

EPSS 1%

SSVC

Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score1.1%

EPSS (Exploit Prediction Scoring System) estimates a 1.1% chance this CVE is exploited in the wild within the next 30 days — higher than 65% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Apple iOS and iPadOS kernel contain an out-of-bounds write vulnerability which can allow an application to perform code execution with kernel privileges.

Required Action

Apply updates per vendor instructions.

Ransomware Use

Unknown

Added to KEV

Oct 25, 2022

Remediation Due

Nov 15, 2022

1445 days overdue

Notes

https://support.apple.com/en-us/HT213489

https://nvd.nist.gov/vuln/detail/CVE-2022-42827

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iPadOS · Apple

95%

v < 15.7v < 15.7.1v < 16.1

Affected range stops below 15.7, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.7.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 16.1, so it looks safe — our inference, not a vendor statement

iPhone OS · Apple

95%

v < 15.7.116.0 ≤ v < 16.1

Affected range stops below 15.7.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 16.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Vendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT213489

Vendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT213490

US Government Resource

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42827

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHCISA-ADP

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-787

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card