CVE-2021-30857 — Race Condition in Apple Macos

CWE-362 — Race Condition8 documents3 sources
Severity
7.0HIGHNVD
EPSS
0.2%
top 53.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Apple MacosApple IpadosApple Iphone OS+3 more
Timeline
PublishedAug 24
Latest updateSep 20

Description

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages7 packages

▶NVDapple/ipados< 15.0
▶NVDapple/tvos< 15.0
▶CVEListV5apple/macosunspecified — 11.6+4
▶NVDapple/macos11.0 — 11.6
▶NVDapple/watchos< 8.0

🔴Vulnerability Details

1
CVEList
CVE-2021-30857: A race condition was addressed with improved locking↗2021-08-24
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📋Vendor Advisories

6
Apple
CVE-2021-30857: tvOS 15↗2021-09-20
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Apple
CVE-2021-30857: iOS 15 and iPadOS 15↗2021-09-20
▶
Apple
CVE-2021-30857: watchOS 8↗2021-09-20
▶
Apple
CVE-2021-30857: macOS Big Sur 11.6↗2021-09-13
▶
Apple
CVE-2021-30857: iOS 14.8 and iPadOS 14.8↗2021-09-13
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CVE-2021-30857 — Race Condition in Apple Macos | cvebase