CVE-2019-8821: High severity tvos vulnerability
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. Processing maliciously crafted web content may lead to arbitrary code execution.
Other sources
WebKit. Multiple memory corruption issues were addressed with improved memory handling.
WebKitGTK Security Advisory WSA-2019-0006 describes the following issue:
CVE-2019-8821
Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.
Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before 2.24.3.
— Red Hat
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2019-8787
- CVE-2019-8803
- CVE-2019-8785
- CVE-2019-8797
- CVE-2019-8795
- CVE-2019-8798
- CVE-2019-8794
- CVE-2019-8786
- CVE-2019-8829
- CVE-2019-8813
- CVE-2019-8782
- CVE-2019-8783
- CVE-2019-8808
- CVE-2019-8811
- CVE-2019-8812
- CVE-2019-8814
- CVE-2019-8816
- CVE-2019-8819
- CVE-2019-8820
- CVE-2019-8821
- CVE-2019-8822
- CVE-2019-8823
- CVE-2019-8827
- CVE-2019-8815
- CVE-2019-8784
- CVE-2019-8801
- CVE-2019-8796
- CVE-2019-8788
- CVE-2019-8789
- CVE-2017-7152
- CVE-2019-8804
- CVE-2019-8793
- CVE-2019-15126
Frequently Asked Questions
What is CVE-2019-8821?
CVE-2019-8821 is a vulnerability in WebKit that allows arbitrary code execution when processing malicious web content.
Which software versions are affected by CVE-2019-8821?
CVE-2019-8821 affects iOS 13.2 and iPadOS 13.2, tvOS 13.2, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, and iCloud for Windows 7.15.
What is the severity of CVE-2019-8821?
CVE-2019-8821 has a severity rating of 8.8 (high).
How can I fix CVE-2019-8821?
To fix CVE-2019-8821, update your software to iOS 13.2 and iPadOS 13.2, tvOS 13.2, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, or iCloud for Windows 7.15.
Where can I find more information about CVE-2019-8821?
You can find more information about CVE-2019-8821 on the official Apple support page: https://support.apple.com/en-us/HT210721, https://support.apple.com/en-us/HT210728, https://support.apple.com/en-us/HT210726.