CVE-2019-8744 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write8 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.3%
top 45.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Apple IOSApple MacosApple Tvos+3 more
Timeline
PublishedOct 27
Latest updateMay 24

Description

A memory corruption issue existed in the handling of IPv6 packets. This issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iOS 13. A malicious application may be able to determine kernel memory layout.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages8 packages

▶CVEListV5apple/macosunspecified — 10.15
▶NVDapple/mac_os_x< 10.15
▶CVEListV5apple/tvosunspecified — 13
▶NVDapple/tvos< 13
▶CVEListV5apple/watchosunspecified — 6

🔴Vulnerability Details

2
GHSA
GHSA-mcp5-8xm2-27j2: A memory corruption issue existed in the handling of IPv6 packets↗2022-05-24
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CVEList
CVE-2019-8744: A memory corruption issue existed in the handling of IPv6 packets↗2020-10-27
▶

📋Vendor Advisories

5
Apple
CVE-2019-8744: macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006↗2019-10-29
▶
Apple
CVE-2019-8744: macOS Catalina 10.15↗2019-10-07
▶
Apple
CVE-2019-8744: tvOS 13↗2019-09-24
▶
Apple
CVE-2019-8744: iOS 13↗2019-09-19
▶
Apple
CVE-2019-8744: watchOS 6↗2019-09-19
▶
CVE-2019-8744 — Out-of-bounds Write in Apple Macos | cvebase