CVE-2021-30660
published 2021-09-08CVE-2021-30660: An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5…
PriorityP341high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
EPSS
2.07%
79.3th percentile
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to disclose kernel memory.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_14.5_and_ipados | — | — |
| apple | ios_and_ipados | >= unspecified < 14.5 | 14.5 |
| apple | ipados | < 14.5 | 14.5 |
| apple | iphone_os | < 14.5 | 14.5 |
| apple | macos | >= 11.0 < 11.3 | 11.3 |
| apple | macos | >= unspecified < 11.3 | 11.3 |
| apple | macos_big_sur | — | — |
| apple | tvos | < 14.5 | 14.5 |
| apple | tvos | >= unspecified < 14.5 | 14.5 |
| apple | watchos | < 7.4 | 7.4 |
| apple | watchos | >= unspecified < 7.4 | 7.4 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.07.8HIGHAV:N/AC:L/Au:N/C:C/I:N/A:N
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Apple
CVE-2021-30660: iOS 14.5 and iPadOS 14.5
vendor_apple·2021-04-26·CVSS 7.5
CVE-2021-30660 [HIGH] CVE-2021-30660: iOS 14.5 and iPadOS 14.5
Apple Security Update: About the security content of iOS 14.5 and iPadOS 14.5
Product: iOS 14.5 and iPadOS
Version: 14.5
CVE: CVE-2021-30660
Component: Kernel
Impact: A malicious application may be able to disclose kernel memory
Description: An out-of-bounds read was addressed with improved bounds checking.
Apple
CVE-2021-30660: macOS Big Sur 11.3
vendor_apple·2021-04-26·CVSS 7.5
CVE-2021-30660 [HIGH] CVE-2021-30660: macOS Big Sur 11.3
Apple Security Update: About the security content of macOS Big Sur 11.3
Product: macOS Big Sur
Version: 11.3
CVE: CVE-2021-30660
Component: Kernel
Impact: A malicious application may be able to disclose kernel memory
Description: An out-of-bounds read was addressed with improved bounds checking.
GHSA
GHSA-736q-c62w-j8xj: An out-of-bounds read was addressed with improved bounds checking
ghsa_unreviewed·2022-05-24
CVE-2021-30660 [HIGH] CWE-125 GHSA-736q-c62w-j8xj: An out-of-bounds read was addressed with improved bounds checking
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to disclose kernel memory.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://support.apple.com/en-us/HT212317https://support.apple.com/en-us/HT212323https://support.apple.com/en-us/HT212324https://support.apple.com/en-us/HT212325https://support.apple.com/en-us/HT212317https://support.apple.com/en-us/HT212323https://support.apple.com/en-us/HT212324https://support.apple.com/en-us/HT212325
2021-09-08
Published