CVE-2021-30845 — Out-of-bounds Read in Apple Macos

CWE-125 — Out-of-bounds Read3 documents3 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 83.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple Macos BIG SUR
Timeline
PublishedOct 19
Latest updateMay 24

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 vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5apple/macosunspecified — 11.6
▶NVDapple/macos11.0 — 11.6

🔴Vulnerability Details

1
GHSA
GHSA-hfx3-2rg5-4pq4: An out-of-bounds read was addressed with improved bounds checking↗2022-05-24
▶

📋Vendor Advisories

1
Apple
CVE-2021-30845: macOS Big Sur 11.6↗2021-09-13
▶