What is CVE-2020-9844?

CVE-2020-9844 is a high-severity vulnerability in Apple iOS, classified under Double Free. CVSS score: 7.5/10. Published 2020-06-09.

How severe is CVE-2020-9844?

High severity. CVSS v3 base score is 7.5 out of 10.

Double Free in Apple iOS

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.

Vulnerability class: Double Free

EPSS: 0.018 (75.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Apple Ios — versions unspecified
Apple Ipados
Apple Iphone_os
Apple Macos — versions unspecified
Apple Mac_os_x — versions 10.13.6, 10.14.6

Weakness classification (CWE)

CWE-415 — Double Free

References

product-security@apple.com (x_refsource_MISC, Vendor Advisory)
product-security@apple.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-9844?: CVE-2020-9844 is a high-severity vulnerability in Apple iOS, classified under Double Free. CVSS score: 7.5/10. Published 2020-06-09.
How severe is CVE-2020-9844?: High severity. CVSS v3 base score is 7.5 out of 10.