CVE-2018-4378: Buffer Overflow
First published: Tue Oct 30 2018(Updated: )
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
Credit: HyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe TeamHyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe TeamHyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe TeamHyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe TeamHyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe TeamHyungSeok Han DongHyeon Oh Sang Kil Cha KAIST Softsec LabKorea zhunki 360 ESG Codesafe Team product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iCloud for Windows | <7.8 | 7.8 |
| Apple iTunes for Windows | <12.9.1 | 12.9.1 |
| Apple Safari | <12.0.1 | 12.0.1 |
| Apple watchOS | <5.1 | 5.1 |
| Apple tvOS | <12.1 | 12.1 |
| Apple iOS | <12.1 | 12.1 |
| Apple Safari | <12.0.1 | |
| Apple iPhone OS | <12.1 | |
| Apple tvOS | <12.1 | |
| Apple watchOS | <5.1 | |
| Apple iCloud | <7.8 | |
| Apple iTunes | <12.9.1 | |
| Microsoft Windows |
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Reference Links
- https://support.apple.com/en-us/HT209192 (Advisory)
- https://support.apple.com/en-us/HT209194 (Advisory)
- https://support.apple.com/en-us/HT209195 (Advisory)
- https://support.apple.com/en-us/HT209196 (Advisory)
- https://support.apple.com/en-us/HT209197 (Advisory)
- https://support.apple.com/en-us/HT209198 (Advisory)
- https://support.apple.com/kb/HT209192
- https://support.apple.com/kb/HT209194
- https://support.apple.com/kb/HT209195
- https://support.apple.com/kb/HT209196
- https://support.apple.com/kb/HT209197
- https://support.apple.com/kb/HT209198
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2018-4398
- CVE-2018-4374
- CVE-2018-4377
- 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-2018-4394
- CVE-2018-4384
- CVE-2018-4371
- CVE-2018-4420
- CVE-2018-4413
- CVE-2018-4419
- CVE-2018-4381
- CVE-2018-4369
- CVE-2018-4400
- CVE-2018-4368
- CVE-2018-4339
- CVE-2018-4365
- CVE-2018-4366
- CVE-2018-4367
- CVE-2018-4427
- CVE-2018-4390
- CVE-2018-4391
- CVE-2018-4388
- CVE-2018-4387
- CVE-2018-4385
Frequently Asked Questions
What is CVE-2018-4378?
CVE-2018-4378 is a memory corruption issue in WebKit that was addressed with improved validation.
Which software versions are affected by CVE-2018-4378?
Versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, and iCloud for Windows 7.8 are affected by CVE-2018-4378.
What is the severity of CVE-2018-4378?
CVE-2018-4378 has a severity keyword of 'high' and a severity value of 8.8.
How can I fix CVE-2018-4378?
To fix CVE-2018-4378, update to iOS 12.1 or later, tvOS 12.1 or later, watchOS 5.1 or later, Safari 12.0.1 or later, iTunes 12.9.1 or later, or iCloud for Windows 7.8 or later.
Where can I find more information about CVE-2018-4378?
You can find more information about CVE-2018-4378 on the following pages: [link1](https://support.apple.com/kb/HT209192), [link2](https://support.apple.com/kb/HT209194), [link3](https://support.apple.com/kb/HT209195).
- collector/apple-support
- agent/type
- agent/first-publish-date
- agent/software-canonical-lookup-request
- agent/references
- agent/severity
- agent/weakness
- agent/author
- agent/description
- collector/nvd-index
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/tags
- agent/event
- agent/trending
- vendor/apple
- canonical/apple icloud for windows
- canonical/apple itunes for windows
- canonical/apple safari
- canonical/apple watchos
- canonical/apple tvos
- canonical/apple ios
- canonical/apple iphone os
- canonical/apple icloud
- canonical/apple itunes
- vendor/microsoft
- canonical/microsoft windows