CVE-2021-30909 — Out-of-bounds Write in Apple IOS AND Ipados

CWE-787 — Out-of-bounds Write9 documents3 sources
Severity
7.8HIGHNVD
EPSS
0.6%
top 31.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Apple IOS AND IpadosApple MacosApple Ipad OS+5 more
Timeline
PublishedAug 24
Latest updateOct 26

Description

A memory corruption issue was addressed with improved memory handling. 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. An application may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5apple/macosunspecified — 12.0+4
▶NVDapple/macos11.0 — 11.6.1+1
▶NVDapple/ipad_os< 14.8.1
▶NVDapple/mac_os_x< 10.15.7+1
▶CVEListV5apple/ios_and_ipadosunspecified — 15.1+1

🔴Vulnerability Details

1
CVEList
CVE-2021-30909: A memory corruption issue was addressed with improved memory handling↗2021-08-24
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📋Vendor Advisories

7
Apple
CVE-2021-30909: iOS 14.8.1 and iPadOS 14.8.1↗2021-10-26
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Apple
CVE-2021-30909: iOS 15.1 and iPadOS 15.1↗2021-10-25
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Apple
CVE-2021-30909: Security Update 2021-007 Catalina↗2021-10-25
▶
Apple
CVE-2021-30909: watchOS 8.1↗2021-10-25
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Apple
CVE-2021-30909: tvOS 15.1↗2021-10-25
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CVE-2021-30909 — Out-of-bounds Write in Apple | cvebase