SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-1860

A malicious application may be able to disclose kernel memory.

MEDIUM 6.5EPSS 1.52%

Does this matter?

Lower severity and a low EPSS score (1.52%). Track it; it rarely justifies an emergency change on its own.

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to disclose kernel memory.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
1.52% probability · 73th percentile
CISA KEV
Not listed
Weakness
CWE-665
Affected
apple/ipados · apple/iphone os · apple/mac os x · apple/macos · apple/tvos · apple/watchos
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.