CVE-2021-30857
published 2021-08-24CVE-2021-30857: 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…
PriorityP434high7CVSS 3.1
AVLACHPRNUIRSUCHIHAH
EPSS
0.92%
56.2th percentile
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.
Affected
18 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_14.8_and_ipados | — | — |
| apple | ios_15_and_ipados | — | — |
| apple | ipados | < 15.0 | 15.0 |
| apple | iphone_os | < 15.0 | 15.0 |
| apple | mac_os_x | < 10.15.7 | 10.15.7 |
| apple | mac_os_x | — | — |
| apple | macos | >= 11.0 < 11.6 | 11.6 |
| apple | macos | >= unspecified < 11.6 | 11.6 |
| apple | macos | >= unspecified < 2021 | 2021 |
| apple | macos | >= unspecified < 14.8 | 14.8 |
| apple | macos | >= unspecified < 15 | 15 |
| apple | macos | >= unspecified < 8 | 8 |
| apple | macos_big_sur | — | — |
| apple | security_update_2021-005_catalina | — | — |
| apple | tvos | < 15.0 | 15.0 |
| apple | tvos | — | — |
| apple | watchos | < 8.0 | 8.0 |
| apple | watchos_8 | — | — |
CVSS provenance
nvdv3.17.0HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.07.6HIGHAV:N/AC:H/Au:N/C:C/I:C/A:C
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Apple
CVE-2021-30857: tvOS 15
vendor_apple·2021-09-20·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: tvOS 15
Apple Security Update: About the security content of tvOS 15
Product: tvOS
Version: 15
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
Apple
CVE-2021-30857: iOS 15 and iPadOS 15
vendor_apple·2021-09-20·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: iOS 15 and iPadOS 15
Apple Security Update: About the security content of iOS 15 and iPadOS 15
Product: iOS 15 and iPadOS
Version: 15
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
Apple
CVE-2021-30857: watchOS 8
vendor_apple·2021-09-20·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: watchOS 8
Apple Security Update: About the security content of watchOS 8
Product: watchOS 8
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
Apple
CVE-2021-30857: macOS Big Sur 11.6
vendor_apple·2021-09-13·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: macOS Big Sur 11.6
Apple Security Update: About the security content of macOS Big Sur 11.6
Product: macOS Big Sur
Version: 11.6
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
Apple
CVE-2021-30857: iOS 14.8 and iPadOS 14.8
vendor_apple·2021-09-13·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: iOS 14.8 and iPadOS 14.8
Apple Security Update: About the security content of iOS 14.8 and iPadOS 14.8
Product: iOS 14.8 and iPadOS
Version: 14.8
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
Apple
CVE-2021-30857: Security Update 2021-005 Catalina
vendor_apple·2021-09-13·CVSS 7.0
CVE-2021-30857 [HIGH] CVE-2021-30857: Security Update 2021-005 Catalina
Apple Security Update: About the security content of Security Update 2021-005 Catalina
Product: Security Update 2021-005 Catalina
CVE: CVE-2021-30857
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved locking.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://support.apple.com/en-us/HT212804https://support.apple.com/en-us/HT212805https://support.apple.com/en-us/HT212807https://support.apple.com/en-us/HT212814https://support.apple.com/en-us/HT212815https://support.apple.com/en-us/HT212819https://support.apple.com/en-us/HT212804https://support.apple.com/en-us/HT212805https://support.apple.com/en-us/HT212807https://support.apple.com/en-us/HT212814https://support.apple.com/en-us/HT212815https://support.apple.com/en-us/HT212819
2021-08-24
Published