CVE-2021-30698: Input Validation
WebRTC. A null pointer dereference was addressed with improved input validation.
Other sources
A null pointer dereference was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Safari 14.1.1, iOS 14.6 and iPadOS 14.6. A remote attacker may be able to cause a denial of service.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apple macOSto a version that resolves this vulnerability.Fixed in 11.4 - Upgrade
Upgrade
Safarito a version that resolves this vulnerability.Fixed in 14.1.1 - Upgrade
Upgrade
Apple iOS and iPadOSto a version that resolves this vulnerability.Fixed in 14.6 - Upgrade
Upgrade
Apple iOS, iPadOS, and macOSto a version that resolves this vulnerability.Fixed in 14.6 - Upgrade
Upgrade
macOS Big Surto a version that resolves this vulnerability.Fixed in 11.4 - Upgrade
Upgrade
iOSto a version that resolves this vulnerability.Fixed in 14.6 - Upgrade
Upgrade
iPadOSto a version that resolves this vulnerability.Fixed in 14.6
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30678
- CVE-2021-30676
- CVE-2021-30688
- CVE-2021-30669
- CVE-2021-30707
- CVE-2021-30685
- CVE-2021-30672
- CVE-2021-30681
- CVE-2021-30686
- CVE-2021-30733
- CVE-2021-30753
- CVE-2021-30727
- CVE-2021-30724
- CVE-2021-30673
- CVE-2021-30771
- CVE-2021-30755
- CVE-2021-30684
- CVE-2021-30735
- CVE-2021-30697
- CVE-2021-30710
- CVE-2021-30683
- CVE-2021-30687
- CVE-2021-30700
- CVE-2021-30701
- CVE-2021-30705
- CVE-2021-30706
- CVE-2021-30719
- CVE-2021-30728
- CVE-2021-30726
- CVE-2021-30731
- CVE-2021-30740
- CVE-2021-30704
- CVE-2021-30715
- CVE-2021-30736
- CVE-2021-30739
- CVE-2021-30703
- CVE-2021-30680
- CVE-2021-30677
- CVE-2021-30702
- CVE-2021-30696
- CVE-2021-30756
- CVE-2021-30723
- CVE-2021-30691
- CVE-2021-30692
- CVE-2021-30694
- CVE-2021-30725
- CVE-2021-30746
- CVE-2021-30693
- CVE-2021-30695
- CVE-2021-30708
- CVE-2021-30709
- CVE-2021-30679
- CVE-2020-36226
- CVE-2020-36227
- CVE-2020-36223
- CVE-2020-36224
- CVE-2020-36225
- CVE-2020-36221
- CVE-2020-36228
- CVE-2020-36222
- CVE-2020-36230
- CVE-2020-36229
- CVE-2021-30738
- CVE-2021-30751
- CVE-2021-30737
- CVE-2021-30716
- CVE-2021-30717
- CVE-2021-30721
- CVE-2021-30722
- CVE-2021-30712
- CVE-2021-30668
- CVE-2021-30718
- CVE-2021-30671
- CVE-2021-30713
- CVE-2021-30744
- CVE-2021-21779
- CVE-2021-30682
- CVE-2021-30689
- CVE-2021-30749
- CVE-2021-30734
- CVE-2021-30720
- CVE-2021-23841
- CVE-2021-30698
- CVE-2021-30663
- CVE-2021-30714
- CVE-2021-30729
- CVE-2021-30674
- CVE-2021-30741
- CVE-2021-1821
- CVE-2021-30699
- CVE-2021-30999
- CVE-2021-30667
Frequently Asked Questions
What is CVE-2021-30698?
CVE-2021-30698 is a vulnerability in WebRTC that allows for a null pointer dereference, which has been addressed with improved input validation.
Which software and versions are affected by CVE-2021-30698?
CVE-2021-30698 affects Apple Safari version up to and excluding 14.1.1, macOS Big Sur version up to and excluding 11.4, Apple iOS version up to and excluding 14.6, and Apple iPadOS version up to and excluding 14.6.
How severe is CVE-2021-30698?
The severity of CVE-2021-30698 is not specified in the provided information.
How can I fix CVE-2021-30698?
To fix CVE-2021-30698, update Apple Safari to version 14.1.1 or later, macOS Big Sur to version 11.4 or later, iOS to version 14.6 or later, and iPadOS to version 14.6 or later.
Where can I find more information about CVE-2021-30698?
You can find more information about CVE-2021-30698 on the Apple support page: [link](https://support.apple.com/en-us/HT212529)