7.8

CVE-2020-9844

A double free issue was addressed with improved memory management. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 13.5
Apple ≫ iPhone OS Version < 13.5
Apple ≫ macOS X Version >= 10.13 < 10.13.6
Apple ≫ macOS X Version >= 10.14 < 10.14.6
Apple ≫ macOS X Version >= 10.15 < 10.15.5
Apple ≫ macOS X Version10.13.6 Update-
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2018-002
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2018-003
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-001
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-002
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-003
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-004
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-005
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-006
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2019-007
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2020-001
Apple ≫ macOS X Version10.13.6 Updatesecurity_update_2020-002
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
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.53% 0.661
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-415 Double Free

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