PT-2021-13631 · Apple · Ios+3

Codecolorist · Published 2021-09-08 · Updated 2021-09-16 · CVE-2021-1864

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: iOS versions prior to 14.5 iPadOS versions prior to 14.5 watchOS versions prior to 7.4 tvOS versions prior to 14.5

Description: A use after free issue was addressed with improved memory management. An attacker with JavaScript execution may be able to execute arbitrary code.

Recommendations: For iOS versions prior to 14.5, update to iOS 14.5 or later. For iPadOS versions prior to 14.5, update to iPadOS 14.5 or later. For watchOS versions prior to 7.4, update to watchOS 7.4 or later. For tvOS versions prior to 14.5, update to tvOS 14.5 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2021-1864

Affected Products

Ios

Ipados

Tvos

Watchos

References · 6

• https://support.apple.com/en-us/HT212317 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1864 · Vendor Advisory
• https://support.apple.com/en-us/HT212323 · Vendor Advisory
• https://support.apple.com/en-us/HT212324 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1864 · Security Note
• https://t.me/cvenotify/21017 · Telegram Post