CVE-2021-30831
published 2021-10-28CVE-2021-30831: An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously…
PriorityP424medium5.5CVSS 3.1
AVLACLPRNUIRSUCHINAN
EPSS
0.83%
53.4th percentile
An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted font may result in the disclosure of process memory.
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
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
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Apple
CVE-2021-30831: macOS Monterey 12.0.1
vendor_apple·2021-10-25·CVSS 5.5
CVE-2021-30831 [MEDIUM] CVE-2021-30831: 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-2021-30831
Component: FontParser
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved input validation.
Apple
CVE-2021-30831: watchOS 8
vendor_apple·2021-09-20·CVSS 5.5
CVE-2021-30831 [MEDIUM] CVE-2021-30831: watchOS 8
Apple Security Update: About the security content of watchOS 8
Product: watchOS 8
CVE: CVE-2021-30831
Component: FontParser
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved input validation.
Apple
CVE-2021-30831: iOS 15 and iPadOS 15
vendor_apple·2021-09-20·CVSS 5.5
CVE-2021-30831 [MEDIUM] CVE-2021-30831: 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-2021-30831
Component: FontParser
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved input validation.
Apple
CVE-2021-30831: tvOS 15
vendor_apple·2021-09-20·CVSS 5.5
CVE-2021-30831 [MEDIUM] CVE-2021-30831: tvOS 15
Apple Security Update: About the security content of tvOS 15
Product: tvOS
Version: 15
CVE: CVE-2021-30831
Component: FontParser
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved input validation.
GHSA
GHSA-hxgw-q9gr-wfmx: An out-of-bounds read was addressed with improved input validation
ghsa_unreviewed·2022-05-24
CVE-2021-30831 [MEDIUM] CWE-125 GHSA-hxgw-q9gr-wfmx: An out-of-bounds read was addressed with improved input validation
An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing a maliciously crafted font may result in the disclosure of process memory.
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