CVE-2019-8721

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.60%
Vendor Advisory apple.com
Affected: Apple Xcode
Published at:
Updated at:

References

Link Tags
https://support.apple.com/HT210609 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-8721?
CVE-2019-8721 has been scored as a high severity vulnerability.
How to fix CVE-2019-8721?
To fix CVE-2019-8721, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-8721 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-8721 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-8721?
CVE-2019-8721 affects Apple Xcode.
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