CVE-2021-1796: Input Validation
Bluetooth. An out-of-bounds write was addressed with improved input validation.
Other sources
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-1761
- CVE-2021-1797
- CVE-2021-1794
- CVE-2021-1795
- CVE-2021-1796
- CVE-2021-1780
- CVE-2021-1760
- CVE-2021-1747
- CVE-2021-1776
- CVE-2021-1759
- CVE-2021-1772
- CVE-2021-1792
- CVE-2021-1786
- CVE-2021-1787
- CVE-2021-1791
- CVE-2021-1758
- CVE-2021-1773
- CVE-2021-1766
- CVE-2021-1785
- CVE-2021-1737
- CVE-2021-1738
- CVE-2021-1744
- CVE-2021-1818
- CVE-2021-1838
- CVE-2021-1742
- CVE-2021-1746
- CVE-2021-1754
- CVE-2021-1774
- CVE-2021-1793
- CVE-2021-1741
- CVE-2021-1743
- CVE-2021-1778
- CVE-2021-1783
- CVE-2021-1757
- CVE-2021-1748
- CVE-2021-1764
- CVE-2021-1750
- CVE-2021-1782
- CVE-2021-1781
- CVE-2021-1763
- CVE-2021-1768
- CVE-2021-1745
- CVE-2021-1762
- CVE-2021-1767
- CVE-2021-1753
- CVE-2021-1756
- CVE-2021-1769
- CVE-2021-1788
- CVE-2021-1789
- CVE-2021-1801
- CVE-2021-1871
- CVE-2021-1870
- CVE-2021-1799
- CVE-2021-30869
Frequently Asked Questions
What is CVE-2021-1796?
CVE-2021-1796 is a vulnerability in Bluetooth that allows for an out-of-bounds write, which has been addressed through improved input validation.
What software is affected by CVE-2021-1796?
The Apple iOS and iPadOS versions up to and excluding 14.4 are affected by CVE-2021-1796.
How severe is CVE-2021-1796?
The severity of CVE-2021-1796 is not specified.
How can I fix CVE-2021-1796?
To fix CVE-2021-1796, update your Apple iOS or iPadOS to version 14.4 or later.
Where can I find more information about CVE-2021-1796?
You can find more information about CVE-2021-1796 on the Apple support website at the following link: [https://support.apple.com/en-us/HT212146](https://support.apple.com/en-us/HT212146)