CVE-2021-30840
published 2021-10-28CVE-2021-30840: This issue was addressed with improved checks. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted dfont file may…
PriorityP340high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
1.03%
59.7th percentile
This issue was addressed with improved checks. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted dfont file may lead to arbitrary code execution.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_15_and_ipados | — | — |
| apple | ios_and_ipados | >= unspecified < 15 | 15 |
| apple | ipados | < 15.0 | 15.0 |
| apple | iphone_os | < 15.0 | 15.0 |
| apple | macos | < 12.0.1 | 12.0.1 |
| apple | macos_monterey | — | — |
| apple | tvos | < 15.0 | 15.0 |
| apple | tvos | — | — |
| apple | tvos | >= unspecified < 15 | 15 |
| apple | watchos | < 8.0 | 8.0 |
| apple | watchos | >= unspecified < 8 | 8 |
| apple | watchos_8 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
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Apple
CVE-2021-30840: macOS Monterey 12.0.1
vendor_apple·2021-10-25·CVSS 7.8
CVE-2021-30840 [HIGH] CVE-2021-30840: macOS Monterey 12.0.1
Apple Security Update: About the security content of macOS Monterey 12.0.1
Product: macOS Monterey
Version: 12.0.1
CVE: CVE-2021-30840
Component: FontParser
Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
Apple
CVE-2021-30840: tvOS 15
vendor_apple·2021-09-20·CVSS 7.8
CVE-2021-30840 [HIGH] CVE-2021-30840: tvOS 15
Apple Security Update: About the security content of tvOS 15
Product: tvOS
Version: 15
CVE: CVE-2021-30840
Component: FontParser
Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
Apple
CVE-2021-30840: watchOS 8
vendor_apple·2021-09-20·CVSS 7.8
CVE-2021-30840 [HIGH] CVE-2021-30840: watchOS 8
Apple Security Update: About the security content of watchOS 8
Product: watchOS 8
CVE: CVE-2021-30840
Component: FontParser
Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
Apple
CVE-2021-30840: iOS 15 and iPadOS 15
vendor_apple·2021-09-20·CVSS 7.8
CVE-2021-30840 [HIGH] CVE-2021-30840: 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-2021-30840
Component: FontParser
Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution
Description: This issue was addressed with improved checks.
GHSA
GHSA-f3p9-xcq6-mf4q: This issue was addressed with improved checks
ghsa_unreviewed·2022-05-24
CVE-2021-30840 [HIGH] GHSA-f3p9-xcq6-mf4q: This issue was addressed with improved checks
This issue was addressed with improved checks. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted dfont file may lead to arbitrary code execution.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://support.apple.com/en-us/HT212814https://support.apple.com/en-us/HT212815https://support.apple.com/en-us/HT212819https://support.apple.com/kb/HT212869https://support.apple.com/en-us/HT212814https://support.apple.com/en-us/HT212815https://support.apple.com/en-us/HT212819https://support.apple.com/kb/HT212869
2021-10-28
Published