CVE-2019-8722: Input Validation

Published Sep 20, 2019
·
Updated

ld64. Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4.

Other sources

Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege.

Credit

Pan ZhenPeng(Qihoo 360 Nirvan Team)

Affected Software

2 affected componentsFixes available
Apple Xcode<11.0
11.0
Apple Xcode<11.0

Event History

Dec 18, 2019
CVE Published
via MITRE·05:33 PM
Data Sourced
via MITRE·05:33 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID for ld64 vulnerability?

The vulnerability ID for ld64 vulnerability is CVE-2019-8722.

2

What is the severity level of CVE-2019-8722?

The severity level of CVE-2019-8722 is critical.

3

How can this vulnerability be exploited?

This vulnerability can be exploited by compiling code without proper input validation, potentially leading to arbitrary code execution with user privilege.

4

Which versions of Xcode are affected by CVE-2019-8722?

Xcode versions up to and excluding 11.0 are affected by CVE-2019-8722.

5

How can I fix CVE-2019-8722?

To fix CVE-2019-8722, update Xcode to version 11.0 or later.

Contact

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