CVE-2020-9866: Buffer Overflow
CoreAudio. A buffer overflow was addressed with improved bounds checking.
Other sources
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A buffer overflow may result in arbitrary code execution.
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2020-9927
- CVE-2020-9884
- CVE-2020-9889
- CVE-2020-9888
- CVE-2020-9890
- CVE-2020-9891
- CVE-2020-9928
- CVE-2020-9929
- CVE-2020-9870
- CVE-2020-9866
- CVE-2020-9869
- CVE-2020-9949
- CVE-2020-9934
- CVE-2020-9883
- CVE-2020-9865
- CVE-2020-9900
- CVE-2020-9980
- CVE-2020-9799
- CVE-2020-9913
- CVE-2020-27933
- CVE-2020-11758
- CVE-2020-11759
- CVE-2020-11760
- CVE-2020-11761
- CVE-2020-11762
- CVE-2020-11763
- CVE-2020-11764
- CVE-2020-11765
- CVE-2020-9871
- CVE-2020-9872
- CVE-2020-9874
- CVE-2020-9879
- CVE-2020-9936
- CVE-2020-9937
- CVE-2020-9919
- CVE-2020-9876
- CVE-2020-9873
- CVE-2020-9938
- CVE-2020-9877
- CVE-2020-9875
- CVE-2020-9984
- CVE-2020-9887
- CVE-2020-9908
- CVE-2020-9990
- CVE-2020-9921
- CVE-2019-14899
- CVE-2020-9904
- CVE-2020-9924
- CVE-2020-9892
- CVE-2020-9863
- CVE-2020-9902
- CVE-2020-9905
- CVE-2020-9997
- CVE-2020-9926
- CVE-2020-9994
- CVE-2020-9935
- CVE-2019-19906
- CVE-2020-9920
- CVE-2020-9922
- CVE-2020-9885
- CVE-2020-9878
- CVE-2020-9880
- CVE-2020-9881
- CVE-2020-9882
- CVE-2020-9940
- CVE-2020-9985
- CVE-2020-12243
- CVE-2020-10878
- CVE-2020-12723
- CVE-2014-9512
- CVE-2020-9930
- CVE-2020-9939
- CVE-2020-9864
- CVE-2020-9868
- CVE-2020-9854
- CVE-2020-9901
- CVE-2019-20807
- CVE-2020-9898
- CVE-2020-9918
- CVE-2020-9899
- CVE-2020-9906
Frequently Asked Questions
What is CVE-2020-9866?
CVE-2020-9866 is a vulnerability in CoreAudio where a buffer overflow was addressed with improved bounds checking.
What software is affected by CVE-2020-9866?
macOS Catalina (10.15.6), Mojave, and High Sierra are affected by CVE-2020-9866.
How can I fix the vulnerability CVE-2020-9866?
To fix the vulnerability, upgrade to macOS Catalina 10.15.6 or apply the vendor-provided patches for Mojave and High Sierra.
What is the severity of CVE-2020-9866?
The severity of CVE-2020-9866 is not specified.
Where can I find more information about CVE-2020-9866?
You can find more information about CVE-2020-9866 on the Apple support website.