CVE-2018-4263: Buffer Overflow
Last updated 24 July 2024
Other sources
Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.
— Launchpad
WebKit. Multiple memory corruption issues were 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-2018-4293
- CVE-2018-4269
- CVE-2018-4282
- CVE-2018-4280
- CVE-2018-4248
- CVE-2018-4277
- CVE-2018-4270
- CVE-2018-4278
- CVE-2018-4284
- CVE-2018-4266
- CVE-2018-4261
- CVE-2018-4262
- CVE-2018-4263
- CVE-2018-4264
- CVE-2018-4265
- CVE-2018-4267
- CVE-2018-4272
- CVE-2018-4271
- CVE-2018-4273
- CVE-2018-4145
- CVE-2018-4279
- CVE-2018-4362
- CVE-2018-4274
- CVE-2018-4260
- CVE-2018-4327
- CVE-2018-4290
- CVE-2018-4216
- CVE-2018-4275
Frequently Asked Questions
What is CVE-2018-4263?
CVE-2018-4263 is a vulnerability in WebKit that allows attackers to execute arbitrary code or cause a denial of service.
Which software versions are affected by CVE-2018-4263?
Versions prior to iOS 11.4.1, tvOS 11.4.1, Safari 11.1.2, iTunes 12.8 for Windows, and iCloud for Windows 7.6 are affected.
What is the severity of CVE-2018-4263?
CVE-2018-4263 has a severity rating of 8.8 (high).
How can I fix CVE-2018-4263?
Update to iOS 11.4.1 or later, tvOS 11.4.1 or later, Safari 11.1.2 or later, iTunes 12.8.1 or later for Windows, and iCloud for Windows 7.6.1 or later.
Where can I find more information about CVE-2018-4263?
More information about CVE-2018-4263 can be found on the MITRE website (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4263), Apple support page (https://support.apple.com/en-us/HT208934), and WebKitGTK+ security advisory (https://webkitgtk.org/security/WSA-2018-0006.html).