CVE-2021-30799

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web content may lead to arbitrary 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: 76%
VendorProductVersion
appleiphone_os
𝑥
< 14.7
applemac_os_x
10.14 ≤
𝑥
≤ 10.14.6
applemac_os_x
10.15 ≤
𝑥
< 10.15.7
applemac_os_x
10.14.6:security_update_2019-001
applemac_os_x
10.14.6:security_update_2019-002
applemac_os_x
10.14.6:security_update_2019-004
applemac_os_x
10.14.6:security_update_2019-005
applemac_os_x
10.14.6:security_update_2019-006
applemac_os_x
10.14.6:security_update_2019-007
applemac_os_x
10.14.6:security_update_2020-001
applemac_os_x
10.14.6:security_update_2020-002
applemac_os_x
10.14.6:security_update_2020-003
applemac_os_x
10.14.6:security_update_2020-004
applemac_os_x
10.14.6:security_update_2020-005
applemac_os_x
10.14.6:security_update_2020-006
applemac_os_x
10.14.6:security_update_2020-007
applemac_os_x
10.14.6:security_update_2021-001
applemac_os_x
10.14.6:security_update_2021-002
applemac_os_x
10.14.6:security_update_2021-003
applemac_os_x
10.14.6:security_update_2021-004
applemac_os_x
10.14.6:supplemental_update
applemac_os_x
10.14.6:supplemental_update_2
applemac_os_x
10.15.6:supplemental_update
applemac_os_x
10.15.7:security_update_2020
applemac_os_x
10.15.7:security_update_2020-001
applemac_os_x
10.15.7:security_update_2020-005
applemac_os_x
10.15.7:security_update_2020-007
applemac_os_x
10.15.7:security_update_2021-001
applemac_os_x
10.15.7:security_update_2021-002
applemac_os_x
10.15.7:security_update_2021-003
applemacos
11.0 ≤
𝑥
< 11.5
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
webkit2gtk
bullseye
2.44.2-1~deb11u1
fixed
stretch
ignored
bullseye (security)
2.44.3-1~deb11u1
fixed
bookworm
2.44.2-1~deb12u1
fixed
bookworm (security)
2.46.0-2~deb12u1
fixed
trixie
2.46.2-1
fixed
sid
2.46.3-1
fixed
wpewebkit
bullseye (security)
2.38.6-1~deb11u1
fixed
bullseye
2.38.6-1~deb11u1
fixed
stretch
ignored
bookworm
2.38.6-1
fixed
trixie
2.46.2-1
fixed
sid
2.46.3-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qtwebkit-opensource-src
noble
ignored
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
ignored
impish
ignored
hirsute
ignored
focal
ignored
bionic
ignored
xenial
ignored
trusty
dne
qtwebkit-source
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
dne
webkit2gtk
noble
Fixed 2.32.3-1ubuntu1
released
mantic
Fixed 2.32.3-1ubuntu1
released
lunar
Fixed 2.32.3-1ubuntu1
released
kinetic
Fixed 2.32.3-1ubuntu1
released
jammy
Fixed 2.32.3-1ubuntu1
released
impish
Fixed 2.32.3-1ubuntu1
released
hirsute
Fixed 2.32.3-0ubuntu0.21.04.1
released
focal
Fixed 2.32.3-0ubuntu0.20.04.1
released
bionic
Fixed 2.32.3-0ubuntu0.18.04.1
released
xenial
ignored
trusty
dne
webkitgtk
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
dne
wpewebkit
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
ignored
impish
ignored
hirsute
ignored
focal
ignored
bionic
dne
xenial
dne
trusty
dne
Common Weakness Enumeration
References
https://support.apple.com/en-us/HT212600
https://support.apple.com/en-us/HT212601
https://support.apple.com/en-us/HT212602
https://support.apple.com/en-us/HT212603
https://support.apple.com/en-us/HT212600
https://support.apple.com/en-us/HT212601
https://support.apple.com/en-us/HT212602
https://support.apple.com/en-us/HT212603