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CVE-2016-4656

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…

High7.8Known exploitedEPSS 23.6%
Published
Updated
Reserved
Assigned by
apple

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.

Exploited in the wild

CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Apple iOS Memory Corruption Vulnerability.

Added
24 May 2022
Fix due (US federal)
14 Jun 2022
Used by ransomware
Not known

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Scores

CVSS scores of CVE-2016-4656, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVDNVD · Analyzed3.1High7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
23.6% · top 2.2% of all CVEs (2 Nov 2026)
CISA SSVC
Exploitation: active · Automatable: no · Technical impact: total

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

Affected products

  • n/a

    • affected n/a

References (7)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .