CVEvulnerability
CVE-2021-30919
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-08-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-787
Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Processing a maliciously crafted PDF may lead to arbitrary code execution.
Affected configurations
• apple ipad os (< 14.8.1)
• apple ipados 15.0
• apple iphone os (< 14.8.1)
• apple iphone os 15.0
• apple mac os x (< 10.15.7)
• apple mac os x 10.15.7
• apple macos (>= 11.0 < 11.6.1)
• apple macos 12.0
• apple tvos (< 15.1)
• apple watchos (< 8.1)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://support.apple.com/en-us/HT212867 support.apple.com
- https://support.apple.com/en-us/HT212868 support.apple.com
- https://support.apple.com/en-us/HT212869 support.apple.com
- https://support.apple.com/en-us/HT212871 support.apple.com
- https://support.apple.com/en-us/HT212872 support.apple.com
- https://support.apple.com/en-us/HT212874 support.apple.com
- https://support.apple.com/en-us/HT212876 support.apple.com
- https://www.zerodayinitiative.com/advisories/ZDI-22-357/ www.zerodayinitiative.com
- https://support.apple.com/en-us/HT212867 support.apple.com
- https://support.apple.com/en-us/HT212868 support.apple.com
- https://support.apple.com/en-us/HT212869 support.apple.com
- https://support.apple.com/en-us/HT212871 support.apple.com
- https://support.apple.com/en-us/HT212872 support.apple.com
- https://support.apple.com/en-us/HT212874 support.apple.com
- https://support.apple.com/en-us/HT212876 support.apple.com
- https://www.zerodayinitiative.com/advisories/ZDI-22-357/ www.zerodayinitiative.com