CVE-2021-30949
published 2021-08-24CVE-2021-30949: A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security…
PriorityP342high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
2.08%
79.4th percentile
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected
18 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | >= unspecified < 15.2 | 15.2 |
| apple | ipados | < 15.2 | 15.2 |
| apple | iphone_os | < 15.2 | 15.2 |
| apple | mac_os_x | — | — |
| apple | mac_os_x | 10.15 – 10.15.7 | — |
| apple | macos | >= 11.0 < 11.6.2 | 11.6.2 |
| apple | macos | >= 12.0 < 12.1 | 12.1 |
| apple | macos | >= unspecified < 12.1 | 12.1 |
| apple | macos | >= unspecified < 11.6 | 11.6 |
| apple | macos | >= unspecified < 15.2 | 15.2 |
| apple | macos | >= unspecified < 2021 | 2021 |
| apple | macos_big_sur | — | — |
| apple | macos_monterey | — | — |
| apple | security_update_2021-008_catalina | — | — |
| apple | tvos | — | — |
| apple | watchos | < 8.3 | 8.3 |
| apple | watchos | — | — |
| apple | watchos | >= unspecified < 8.3 | 8.3 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.09.3CRITICALAV:N/AC:M/Au:N/C:C/I:C/A:C
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Apple
CVE-2021-30949: macOS Big Sur 11.6.2
vendor_apple·2021-12-13·CVSS 7.8
CVE-2021-30949 [HIGH] CVE-2021-30949: macOS Big Sur 11.6.2
Apple Security Update: About the security content of macOS Big Sur 11.6.2
Product: macOS Big Sur
Version: 11.6.2
CVE: CVE-2021-30949
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
Apple
CVE-2021-30949: watchOS 8.3
vendor_apple·2021-12-13·CVSS 7.8
CVE-2021-30949 [HIGH] CVE-2021-30949: watchOS 8.3
Apple Security Update: About the security content of watchOS 8.3
Product: watchOS
Version: 8.3
CVE: CVE-2021-30949
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
Apple
CVE-2021-30949: macOS Monterey 12.1
vendor_apple·2021-12-13·CVSS 7.8
CVE-2021-30949 [HIGH] CVE-2021-30949: macOS Monterey 12.1
Apple Security Update: About the security content of macOS Monterey 12.1
Product: macOS Monterey
Version: 12.1
CVE: CVE-2021-30949
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
Apple
CVE-2021-30949: Security Update 2021-008 Catalina
vendor_apple·2021-12-13·CVSS 7.8
CVE-2021-30949 [HIGH] CVE-2021-30949: Security Update 2021-008 Catalina
Apple Security Update: About the security content of Security Update 2021-008 Catalina
Product: Security Update 2021-008 Catalina
CVE: CVE-2021-30949
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
Apple
CVE-2021-30949: tvOS 15.2
vendor_apple·2021-12-13·CVSS 7.8
CVE-2021-30949 [HIGH] CVE-2021-30949: tvOS 15.2
Apple Security Update: About the security content of tvOS 15.2
Product: tvOS
Version: 15.2
CVE: CVE-2021-30949
Component: Kernel
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://packetstormsecurity.com/files/165670/XNU-Kernel-mach_msg-Use-After-Free.htmlhttps://support.apple.com/en-us/HT212975https://support.apple.com/en-us/HT212976https://support.apple.com/en-us/HT212978https://support.apple.com/en-us/HT212979https://support.apple.com/en-us/HT212980https://support.apple.com/en-us/HT212981http://packetstormsecurity.com/files/165670/XNU-Kernel-mach_msg-Use-After-Free.htmlhttps://support.apple.com/en-us/HT212975https://support.apple.com/en-us/HT212976https://support.apple.com/en-us/HT212978https://support.apple.com/en-us/HT212979https://support.apple.com/en-us/HT212980https://support.apple.com/en-us/HT212981
2021-08-24
Published