PT-2020-20904 · Apple · Tvos+7

Alex Plaskett + 1 · Published 2020-11-12 · Updated 2024-12-05 · CVE-2020-9967

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.0.1 tvOS versions prior to 14.0 macOS Big Sur versions prior to 11.1 macOS Catalina versions prior to Security Update 2020-001 macOS Mojave versions prior to Security Update 2020-007 watchOS versions prior to 7.0 iOS versions prior to 14.0 iPadOS versions prior to 14.0

Description Multiple memory corruption issues were addressed with improved input validation. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Recommendations For macOS versions prior to 11.0.1, update to macOS Big Sur 11.0.1 or later. For tvOS versions prior to 14.0, update to tvOS 14.0 or later. For macOS Big Sur versions prior to 11.1, update to macOS Big Sur 11.1 or later. For macOS Catalina versions prior to Security Update 2020-001, apply Security Update 2020-001 or later. For macOS Mojave versions prior to Security Update 2020-007, apply Security Update 2020-007 or later. For watchOS versions prior to 7.0, update to watchOS 7.0 or later. For iOS versions prior to 14.0, update to iOS 14.0 or later. For iPadOS versions prior to 14.0, update to iPadOS 14.0 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-9967

Affected Products

Apple Macos

Ios

Ipados

Macos Big Sur

Macos Catalina

Macos Mojave

Tvos

Watchos

References · 14

• https://osv.dev/vulnerability/CVE-2020-9967 · Vendor Advisory
• https://support.apple.com/en-us/HT211844 · Vendor Advisory
• https://support.apple.com/en-us/HT211843 · Vendor Advisory
• https://support.apple.com/en-us/HT212011 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-9967 · Security Note
• https://support.apple.com/en-us/HT211931 · Vendor Advisory
• https://support.apple.com/en-us/HT211850 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9967 · Note
• https://t.me/cvenotify/12933 · Telegram Post
• https://t.me/cybersecuritytechnologies/2353 · Telegram Post
• https://support.apple.com/en-us/102846 · Note
• http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html · Note
• https://support.apple.com/en-us/103052 · Note
• https://twitter.com/alexjplaskett/status/1864580472027926538 · Twitter Post