cbcvebase.
CVE-2021-1867
published 2021-09-08

CVE-2021-1867: An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious…

PriorityP350high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.85%
76.8th percentile
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, macOS Big Sur 11.3. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected

8 ranges
VendorProductVersion rangeFixed in
appleios_14.5_and_ipados
appleios_and_ipados>= unspecified < 14.514.5
appleipados< 14.514.5
appleiphone_os< 14.514.5
applemacos>= 11.0 < 11.311.3
applemacos>= unspecified < 11.311.3
applemacos_big_sur
googlechrome_chrome

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.09.3CRITICALAV:N/AC:M/Au:N/C:C/I:C/A:C
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