PT-2021-18912 · Apple+6 · Safari+12

Sergei Glazunov · Published 2021-09-20 · Updated 2022-05-10 · CVE-2021-30849

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 14.8 iPadOS versions prior to 14.8 watchOS versions prior to 8 Safari versions prior to 15 tvOS versions prior to 15 iTunes versions prior to 12.12 for Windows

Description Multiple memory corruption issues were addressed with improved memory handling. Processing maliciously crafted web content may lead to arbitrary code execution.

Recommendations For iOS versions prior to 14.8, update to iOS 14.8 or later. For iPadOS versions prior to 14.8, update to iPadOS 14.8 or later. For watchOS versions prior to 8, update to watchOS 8 or later. For Safari versions prior to 15, update to Safari 15 or later. For tvOS versions prior to 15, update to tvOS 15 or later. For iTunes versions prior to 12.12 for Windows, update to iTunes 12.12 for Windows or later.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALSA-2022:1777

CESA-2022_1777

CVE-2021-30849

DSA-4975-1

DSA-4976-1

MGASA-2021-0498

OPENSUSE-SU-2022:0182-1

OPENSUSE-SU-2022_0182-1

OPENSUSE-SU-2022_0182-2

RHSA-2022:1777

RHSA-2022_1777

RHSA-2025:10364

RLSA-2022:1777

SUSE-SU-2022:0142-1

SUSE-SU-2022:0182-1

SUSE-SU-2022:0182-2

SUSE-SU-2022:0183-1

Affected Products

Almalinux

Astra Linux

Centos

Apple Macos

Red Hat

Rocky Linux

Safari

Suse

Ios

Ipados

Itunes

Tvos

Watchos

References · 189

• 🔥 https://github.com/springsec/CVE-2022-22620 · Exploit
• 🔥 https://github.com/kmeps4/CVE-2022-22620 · Exploit
• 🔥❌ https://github.com/PeterMxx/ps4_8.00_vuln_poc · Exploit, Deleted
• https://osv.dev/vulnerability/SUSE-SU-2022:0142-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:0182-2 · Vendor Advisory
• https://support.apple.com/en-us/HT212814 · Vendor Advisory
• https://support.apple.com/en-us/HT212819 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2022:1777 · Vendor Advisory
• https://support.apple.com/kb/HT212869 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30849 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-30849 · Security Note
• https://support.apple.com/en-us/HT212815 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-1777.html · Vendor Advisory
• https://errata.rockylinux.org/RLSA-2022:1777 · Vendor Advisory
• https://support.apple.com/en-us/HT212816 · Vendor Advisory