CVE-2018-4255: Input Validation
Published Jun 1, 2018
·Updated
AMD. An out-of-bounds read was addressed with improved input validation.
Other sources
In macOS High Sierra before 10.13.5, an out-of-bounds read was addressed with improved input validation.
Credit
shrek_wzw(Qihoo 360 Nirvan Team)
Affected Software
4 affected componentsFixes available
Apple macOS High Sierra<10.13.5
10.13.5
Apple Sierra
Apple El Capitan
Apple iOS and macOS<10.13.5
Event History
Jan 11, 2019
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2018-4196
- CVE-2018-4253
- CVE-2018-4256
- CVE-2018-4255
- CVE-2018-4254
- CVE-2018-4258
- CVE-2018-4257
- CVE-2018-7584
- CVE-2018-4219
- CVE-2018-5383
- CVE-2018-4171
- CVE-2018-4194
- CVE-2018-4180
- CVE-2018-4181
- CVE-2018-4182
- CVE-2018-4183
- CVE-2018-4478
- CVE-2018-4251
- CVE-2018-4211
- CVE-2018-4229
- CVE-2018-4159
- CVE-2018-4242
- CVE-2018-4202
- CVE-2018-4217
- CVE-2018-4141
- CVE-2018-4228
- CVE-2018-4236
- CVE-2018-4234
- CVE-2018-4249
- CVE-2018-8897
- CVE-2018-4241
- CVE-2018-4243
- CVE-2018-4237
- CVE-2018-4404
- CVE-2018-4227
- CVE-2018-4235
- CVE-2018-4240
- CVE-2018-4230
- CVE-2018-4221
- CVE-2018-4223
- CVE-2018-4224
- CVE-2018-4225
- CVE-2018-4226
- CVE-2018-4184
- CVE-2018-4198
- CVE-2018-4193
Frequently Asked Questions
1
What is CVE-2018-4255?
CVE-2018-4255 is a vulnerability in macOS High Sierra before 10.13.5 that allows for an out-of-bounds read due to improved input validation.
2
How severe is CVE-2018-4255?
The severity of CVE-2018-4255 is medium with a CVSS score of 5.5.
3
How does CVE-2018-4255 affect Apple Mac OS X?
CVE-2018-4255 affects Apple Mac OS X versions up to and excluding 10.13.5.
4
How do I fix CVE-2018-4255 on macOS High Sierra?
To fix CVE-2018-4255 on macOS High Sierra, update to version 10.13.5 or later.
5
Where can I find more information about CVE-2018-4255?
More information about CVE-2018-4255 can be found on the Apple support page: https://support.apple.com/HT208849