CVE-2021-1884

medium

Description

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. A remote attacker may be able to cause a denial of service.

References

https://support.apple.com/en-us/HT212531

https://support.apple.com/en-us/HT212530

https://support.apple.com/en-us/HT212325

https://support.apple.com/en-us/HT212324

https://support.apple.com/en-us/HT212323

https://support.apple.com/en-us/HT212317

Details

Source: Mitre, NVD

Published: 2021-09-08

Updated: 2023-01-09

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: Medium