CVE-2018-4427: Buffer Overflow
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to: iOS 12.1, watchOS 5.1.2, tvOS 12.1.1, macOS High Sierra 10.13.6 Security Update 2018-003 High Sierra, macOS Sierra 10.12.6 Security Update 2018-006.
Other sources
Disk Images. A memory corruption issue was addressed with improved memory handling.
IOHIDFamily. A memory corruption issue was addressed with improved memory handling.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2018-4303
- CVE-2018-4427
- CVE-2018-4431
- CVE-2018-4448
- CVE-2018-4460
- CVE-2018-4435
- CVE-2018-4447
- CVE-2018-4461
- CVE-2018-4436
- CVE-2018-4441
- CVE-2018-4442
- CVE-2018-4443
- CVE-2018-4438
- CVE-2018-4444
- CVE-2018-4437
- CVE-2018-4464
- CVE-2018-4462
- CVE-2018-4463
- CVE-2018-4465
- CVE-2018-4467
- CVE-2018-4452
- CVE-2018-4434
- CVE-2018-4456
- CVE-2018-4421
- CVE-2018-4449
- CVE-2018-4450
- CVE-2018-4429
- CVE-2018-4384
- CVE-2018-4339
- CVE-2018-4365
- CVE-2018-4398
- CVE-2018-4366
- CVE-2018-4367
- CVE-2018-4394
- CVE-2018-4371
- CVE-2018-4420
- CVE-2018-4413
- CVE-2018-4419
- CVE-2018-4381
- CVE-2018-4390
- CVE-2018-4391
- CVE-2018-4369
- CVE-2018-4388
- CVE-2018-4374
- CVE-2018-4377
- CVE-2018-4400
- CVE-2018-4387
- CVE-2018-4385
- CVE-2018-4372
- CVE-2018-4373
- CVE-2018-4375
- CVE-2018-4376
- CVE-2018-4382
- CVE-2018-4386
- CVE-2018-4392
- CVE-2018-4416
- CVE-2018-4409
- CVE-2018-4378
- CVE-2018-4368
Frequently Asked Questions
What is CVE-2018-4427?
CVE-2018-4427 is a memory corruption issue in IOHIDFamily that was addressed with improved memory handling.
Which Apple devices are affected by CVE-2018-4427?
CVE-2018-4427 affects iPhone devices running iOS versions prior to 12.1, Mac devices running macOS High Sierra versions prior to 10.13.6 Security Update 2018-003 High Sierra, tvOS devices running versions prior to 12.1.1, and watchOS devices running versions prior to 5.1.2.
What is the severity of CVE-2018-4427?
CVE-2018-4427 has a severity rating of 7.8 (critical).
How can I fix CVE-2018-4427?
To fix CVE-2018-4427, you should update your iPhone to iOS 12.1 or later, your Mac to macOS High Sierra 10.13.6 Security Update 2018-003 High Sierra or later, your tvOS to version 12.1.1 or later, and your watchOS to version 5.1.2 or later.
Where can I find more information about CVE-2018-4427?
You can find more information about CVE-2018-4427 on the Apple support page: [link](https://support.apple.com/kb/HT209192).