SB2023062148 - Multiple vulnerabilities in Apple iOS 16 and iPadOS 16

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Main Vulnerability Database SB2023062148

SB2023062148 - Multiple vulnerabilities in Apple iOS 16 and iPadOS 16

Published: June 21, 2023 Updated: September 12, 2025

Security Bulletin ID SB2023062148
Severity
Critical
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 50% High 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Integer overflow (CVE-ID: CVE-2023-32434)

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to an integer overflow within the OS kernel. A local application can trigger an integer overflow and execute arbitrary code with kernel privileges.

Note, the vulnerability is being actively exploited in the wild.


2) Type Confusion (CVE-ID: CVE-2023-32439)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in WebKit. A remote attacker can trick the victim to open a specially crafted web page, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.


Remediation

Install update from vendor's website.

References