CVE-2020-9955: High severity apple macos vulnerability
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. Processing a maliciously crafted image may lead to arbitrary code execution.
Other sources
ImageIO. An out-of-bounds write issue was addressed with improved bounds checking.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2020-27914
- CVE-2020-27915
- CVE-2020-27903
- CVE-2020-27910
- CVE-2020-27916
- CVE-2020-9943
- CVE-2020-9944
- CVE-2020-27906
- CVE-2020-27945
- CVE-2020-27908
- CVE-2020-27909
- CVE-2020-9960
- CVE-2020-10017
- CVE-2020-9949
- CVE-2020-9897
- CVE-2020-9883
- CVE-2020-10003
- CVE-2020-27922
- CVE-2020-9999
- CVE-2020-27937
- CVE-2020-9965
- CVE-2020-9966
- CVE-2020-27894
- CVE-2020-36615
- CVE-2021-1790
- CVE-2021-1775
- CVE-2020-29629
- CVE-2020-27942
- CVE-2020-9962
- CVE-2020-27952
- CVE-2020-9956
- CVE-2020-27931
- CVE-2020-27930
- CVE-2020-27927
- CVE-2020-29639
- CVE-2020-10002
- CVE-2020-9978
- CVE-2020-9955
- CVE-2020-27924
- CVE-2020-27912
- CVE-2020-27923
- CVE-2020-9876
- CVE-2020-10015
- CVE-2020-27897
- CVE-2020-27907
- CVE-2020-27919
- CVE-2020-9967
- CVE-2020-9975
- CVE-2020-27921
- CVE-2020-27904
- CVE-2019-14899
- CVE-2020-27950
- CVE-2020-9974
- CVE-2020-10016
- CVE-2020-27932
- CVE-2020-27917
- CVE-2020-27920
- CVE-2020-27911
- CVE-2020-9971
- CVE-2020-10014
- CVE-2020-10010
- CVE-2020-9941
- CVE-2020-9988
- CVE-2020-9989
- CVE-2020-10011
- CVE-2020-13524
- CVE-2020-10004
- CVE-2020-9996
- CVE-2020-27901
- CVE-2020-27900
- CVE-2019-20838
- CVE-2020-14155
- CVE-2020-10007
- CVE-2020-27896
- CVE-2020-9963
- CVE-2020-10012
- CVE-2020-10663
- CVE-2020-9945
- CVE-2020-9977
- CVE-2020-9942
- CVE-2020-9987
- CVE-2021-1803
- CVE-2020-9969
- CVE-2020-27893
- CVE-2021-1755
- CVE-2020-10005
- CVE-2020-9991
- CVE-2020-9849
- CVE-2020-15358
- CVE-2020-13631
- CVE-2020-13434
- CVE-2020-13435
- CVE-2020-13630
- CVE-2020-27899
- CVE-2020-10009
- CVE-2020-10008
- CVE-2020-27918
- CVE-2020-9947
- CVE-2020-9950
- CVE-2020-27898
- CVE-2020-27935
- CVE-2020-10006
- CVE-2020-9979
- CVE-2020-9954
- CVE-2020-36521
- CVE-2020-9961
- CVE-2020-9976
- CVE-2020-9981
- CVE-2020-9968
- CVE-2020-9951
- CVE-2020-9983
- CVE-2020-9952
- CVE-2020-10013
- CVE-2020-9946
- CVE-2020-9993
- CVE-2020-9958
- CVE-2020-9773
- CVE-2020-9992
- CVE-2020-9964
- CVE-2020-13520
- CVE-2020-6147
- CVE-2020-9972
- CVE-2020-9973
- CVE-2020-9959
Frequently Asked Questions
What is CVE-2020-9955?
CVE-2020-9955 is a vulnerability in ImageIO that allows an out-of-bounds write issue.
How does CVE-2020-9955 affect Apple tvOS?
CVE-2020-9955 affects Apple tvOS versions up to and excluding 14.0.
How does CVE-2020-9955 affect Apple iOS?
CVE-2020-9955 affects Apple iOS versions up to and excluding 14.0.
How does CVE-2020-9955 affect Apple iPadOS?
CVE-2020-9955 affects Apple iPadOS versions up to and excluding 14.0.
How does CVE-2020-9955 affect Apple macOS Big Sur?
CVE-2020-9955 affects Apple macOS Big Sur versions up to and excluding 11.0.1.
How does CVE-2020-9955 affect Apple watchOS?
CVE-2020-9955 affects Apple watchOS versions up to and excluding 7.0.
How can I fix CVE-2020-9955?
To fix CVE-2020-9955, update your Apple device to the latest version of the affected software.
Where can I find more information about CVE-2020-9955?
You can find more information about CVE-2020-9955 on the Apple support website.