CVE-2021-30844 — Missing Release of Memory after Effective Lifetime in Apple Macos

CWE-401 — Missing Release of Memory after Effective Lifetime7 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 31.34%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple MAC OS X
Timeline
PublishedOct 19
Latest updateMay 24

Description

A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A remote attacker may be able to leak memory.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5apple/macosunspecified — 11.6+1
▶NVDapple/macos< 11.6.1
▶NVDapple/mac_os_x10.15 — 10.15.6+1

🔴Vulnerability Details

2
GHSA
GHSA-4jhp-rh9m-c8j7: A logic issue was addressed with improved state management↗2022-05-24
▶
CVEList
CVE-2021-30844: A logic issue was addressed with improved state management↗2021-10-19
▶

📋Vendor Advisories

4
Apple
CVE-2021-30844: Security Update 2021-007 Catalina↗2021-10-25
▶
Apple
CVE-2021-30844: macOS Big Sur 11.6.1↗2021-10-25
▶
Apple
CVE-2021-30844: Security Update 2021-005 Catalina↗2021-09-13
▶
Apple
CVE-2021-30844: macOS Big Sur 11.6↗2021-09-13
▶
CVE-2021-30844 — Apple Macos vulnerability | cvebase