7.8

CVE-2021-30703

A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be able to execute arbitrary code with kernel privileges.

Data is provided by the National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 14.6
Apple ≫ iPhone OS Version < 14.6
Apple ≫ macOS X Version >= 10.14 <= 10.14.5
Apple ≫ macOS X Version >= 10.15 <= 10.15.6
Apple ≫ macOS X Version10.14.6 Update-
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-004
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-005
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-006
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2019-007
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-003
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-004
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-005
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-006
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2020-007
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-001
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-002
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-003
Apple ≫ macOS X Version10.14.6 Updatesecurity_update_2021-004
Apple ≫ macOS X Version10.14.6 Updatesupplemental_update
Apple ≫ macOS X Version10.14.6 Updatesupplemental_update_2
Apple ≫ macOS X Version10.15.7 Update-
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-005
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2020-007
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-001
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-002
Apple ≫ macOS X Version10.15.7 Updatesecurity_update_2021-003
Apple ≫ macOS X Version10.15.7 Updatesupplemental_update
Apple ≫ macOS Version >= 11.0 < 11.4
Apple ≫ tvOS Version < 14.6
Apple ≫ watchOS Version < 7.5
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.32% 0.52
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.