CVE-2021-30698: Input Validation

Reference Links

• https://support.apple.com/en-us/HT212528 (Advisory)
• https://support.apple.com/en-us/HT212529 (Advisory)
• https://support.apple.com/en-us/HT212534 (Advisory)

Parent vulnerabilities

(Appears in the following advisories)

• HT212528
• HT212529
• HT212534

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-30707
• CVE-2021-30685
• CVE-2021-30714
• CVE-2021-30729
• CVE-2021-30681
• CVE-2021-30686
• CVE-2021-30733
• CVE-2021-30753
• CVE-2021-30727
• CVE-2021-30724
• CVE-2021-30771
• CVE-2021-30697
• CVE-2021-30710
• CVE-2021-30687
• CVE-2021-30700
• CVE-2021-30701
• CVE-2021-30705
• CVE-2021-30706
• CVE-2021-30740
• CVE-2021-30674
• CVE-2021-30704
• CVE-2021-30715
• CVE-2021-30736
• CVE-2021-30703
• CVE-2021-30677
• CVE-2021-30741
• 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-2021-1821
• CVE-2021-30699
• CVE-2021-30999
• CVE-2021-30737
• 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-2021-30667
• CVE-2021-30678
• CVE-2021-30676
• CVE-2021-30688
• CVE-2021-30669
• CVE-2021-30672
• CVE-2021-30673
• CVE-2021-30755
• CVE-2021-30684
• CVE-2021-30735
• CVE-2021-30683
• CVE-2021-30719
• CVE-2021-30728
• CVE-2021-30726
• CVE-2021-30731
• CVE-2021-30739
• CVE-2021-30680
• CVE-2021-30702
• CVE-2021-30696
• 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-2021-30716
• 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-2021-30663

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)