CVEvulnerability

CVE-2016-4656

7.8 HIGH Known exploited Published 2016-08-25 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apple iOS Memory Corruption Vulnerability — Apple iOS

A memory corruption vulnerability in Apple iOS kernel allows attackers to execute code in a privileged context or cause a denial-of-service (DoS) via a crafted application.

Added to KEV
2022-05-24
Remediation due
2022-06-14
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2016-4656
Status
Analyzed
Published
2016-08-25
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
Weaknesses
CWE-787

Description

The kernel in Apple iOS before 9.3.5 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Affected configurations

• apple iphone os (< 9.3.5)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References