CVE-2020-27920

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing maliciously crafted web content may lead to code execution.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
appleCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 66%
VendorProductVersion
applemac_os_x
𝑥
< 11.0.1
appleipados
𝑥
< 14.2
appleiphone_os
𝑥
< 14.2
applemac_os_x
𝑥
< 11.1.0
appletvos
𝑥
< 14.2
applewatchos
𝑥
< 7.1
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libxml2
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
Common Weakness Enumeration
References
https://support.apple.com/en-us/HT211928
https://support.apple.com/en-us/HT211929
https://support.apple.com/en-us/HT211930
https://support.apple.com/en-us/HT211931
https://support.apple.com/en-us/HT212011
https://support.apple.com/en-us/HT211928
https://support.apple.com/en-us/HT211929
https://support.apple.com/en-us/HT211930
https://support.apple.com/en-us/HT211931
https://support.apple.com/en-us/HT212011