CVE-2019-8556 - A use after free issue was addressed with improved memory management

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HIGH

A use after free issue was addressed with improved memory management

Published Dec 18, 2019

8.8

HIGH

CVSS 3.1

EPSS 1.42%

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Affected products

Vendor Apple Product Safari Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <Safari 12.1
Vendor Apple Product iCloud for Windows Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iCloud for Windows 7.11
Vendor Apple Product iOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iOS 12.2
Vendor Apple Product iTunes for Windows Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <iTunes 12.9.4 for Windows
Vendor Apple Product tvOS Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <tvOS 12.2

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Apple

Safari

n/a

Version	Status	Constraints
unspecified	affected	<Safari 12.1

Apple

iCloud for Windows

n/a

Version	Status	Constraints
unspecified	affected	<iCloud for Windows 7.11

Apple

iOS

n/a

Version	Status	Constraints
unspecified	affected	<iOS 12.2

Apple

iTunes for Windows

n/a

Version	Status	Constraints
unspecified	affected	<iTunes 12.9.4 for Windows

Apple

tvOS

n/a

Version	Status	Constraints
unspecified	affected	<tvOS 12.2

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-416

Use After Free

References (5)

https://support.apple.com/HT209599
x_refsource_MISCVendor Advisory
https://support.apple.com/HT209601
x_refsource_MISCVendor Advisory
https://support.apple.com/HT209603
x_refsource_MISCVendor Advisory
https://support.apple.com/HT209604
x_refsource_MISCVendor Advisory
https://support.apple.com/HT209605
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://support.apple.com/HT209599		x_refsource_MISCVendor Advisory
https://support.apple.com/HT209601		x_refsource_MISCVendor Advisory
https://support.apple.com/HT209603		x_refsource_MISCVendor Advisory
https://support.apple.com/HT209604		x_refsource_MISCVendor Advisory
https://support.apple.com/HT209605		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Dec 18, 2019

Updated Aug 4, 2024

Reserved Feb 18, 2019

Link CVE-2019-8556

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2019-8556

Red Hat

Severity n/a

Public date n/a

Links CVE-2019-8556