CVE-2021-30826
First published: Mon Sep 13 2021(Updated: )
A logic issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. In certain situations, the baseband would fail to enable integrity and ciphering protection.
Credit: CheolJun Park Sangwook Bae BeomSeok Oh KAIST SysSec LabCheolJun Park Sangwook Bae BeomSeok Oh KAIST SysSec Lab product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iPadOS | <15.0 | |
| Apple iPhone OS | <15.0 | |
| Apple iOS | <14.8 | 14.8 |
| Apple iPadOS | <14.8 | 14.8 |
| Apple iOS | <15 | 15 |
| Apple iPadOS | <15 | 15 |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-30838
- CVE-2021-30820
- CVE-2021-30905
- CVE-2021-30834
- CVE-2021-30928
- CVE-2021-30860
- CVE-2021-30864
- CVE-2021-31010
- CVE-2021-30841
- CVE-2021-30843
- CVE-2021-30842
- CVE-2021-30852
- CVE-2021-30847
- CVE-2021-30857
- CVE-2021-30859
- CVE-2013-0340
- CVE-2021-30855
- CVE-2021-30826
- CVE-2021-30818
- CVE-2021-30823
- CVE-2021-30836
- CVE-2021-30858
- CVE-2021-30848
- CVE-2021-30849
- CVE-2021-30846
- CVE-2021-30837
- CVE-2021-30811
- CVE-2021-30866
- CVE-2021-30825
- CVE-2021-30863
- CVE-2021-30816
- CVE-2021-30882
- CVE-2021-30831
- CVE-2021-30840
- CVE-2021-30867
- CVE-2021-30814
- CVE-2021-30835
- CVE-2021-30819
- CVE-2021-30874
- CVE-2021-30854
- CVE-2021-30898
- CVE-2021-30870
- CVE-2021-30925
- CVE-2021-30808
- CVE-2021-30815
- CVE-2021-31001
- CVE-2021-31005
- CVE-2021-31008
- CVE-2021-30897
- CVE-2021-30884
- CVE-2021-30809
- CVE-2021-30851
- CVE-2021-30930
- CVE-2021-30810
Frequently Asked Questions
What is CVE-2021-30826?
CVE-2021-30826 is a logic issue in the Telephony component of Apple iOS and iPadOS.
What is the severity of CVE-2021-30826?
The severity of CVE-2021-30826 is not specified in the provided information.
How does CVE-2021-30826 affect Apple iOS and iPadOS?
CVE-2021-30826 affects Apple iOS versions up to exclusive 15 and Apple iPadOS versions up to exclusive 15 as well as iOS versions up to exclusive 14.8 and iPadOS versions up to exclusive 14.8.
How can I fix CVE-2021-30826?
To fix CVE-2021-30826, update your Apple iOS or iPadOS device to the latest available version.
Where can I find more information about CVE-2021-30826?
You can find more information about CVE-2021-30826 on the Apple support page: [link](https://support.apple.com/en-us/HT212814)
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