SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-30845

An out-of-bounds read was addressed with improved bounds checking.

MEDIUM 5.5EPSS 0.26%

Does this matter?

Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.26% probability · 17th percentile
CISA KEV
Not listed
Weakness
CWE-125
Affected
apple/macos
Source
product-security@apple.com

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