CVE-2021-30952
- State
- Published
- Severity
- 8.8 High
- Published
- Aug 24, 2021
- Updated
- Mar 6, 2026
- Reserved
- Apr 13, 2021
Description
An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-190 Integer Overflow or Wraparound
Affected Products
| Product | Versions |
|---|---|
watchOSApple |
|
iOS and iPadOSApple |
|
macOSApple |
|
macOSApple |
|
macOSApple |
|
References
- https://support.apple.com/en-us/HT212975
- https://support.apple.com/en-us/HT212976
- https://support.apple.com/en-us/HT212978
- https://support.apple.com/en-us/HT212980
- https://support.apple.com/en-us/HT212982
- [oss-security] 20220121 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0001mailing-list
- FEDORA-2022-25a98f5d55vendor-advisory
- DSA-5061vendor-advisory
- DSA-5060vendor-advisory
- FEDORA-2022-f7366e60cbvendor-advisory
- https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-exploit-kitthird-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30952government-resource
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