CVE-2020-27917: Use After Free
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to code execution.
Other sources
libxml2. A use after free issue was addressed with improved memory management.
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-2020-27905
- CVE-2020-9961
- CVE-2020-9981
- CVE-2020-9951
- CVE-2020-9983
- CVE-2020-27895
- CVE-2020-27925
- CVE-2020-27902
- CVE-2020-27926
Frequently Asked Questions
What is CVE-2020-27917?
CVE-2020-27917 is a use after free vulnerability in libxml2 library.
What is the severity of CVE-2020-27917?
The severity of CVE-2020-27917 is not mentioned.
How can CVE-2020-27917 be exploited?
CVE-2020-27917 can be exploited by an attacker to execute arbitrary code or cause a denial-of-service condition.
Is there a fix for CVE-2020-27917?
Yes, a fix for CVE-2020-27917 has been provided by Apple.
Where can I find more information about CVE-2020-27917?
You can find more information about CVE-2020-27917 on the Apple support website.