CVE-2018-20996: Double Free

Published Aug 26, 2019
·
Updated

An issue was discovered in the crossbeam crate before 0.4.1 for Rust. There is a double free because of destructor mishandling.

Affected Software

1 affected component
Crossbeam Project Crossbeam<0.4.1

Event History

Aug 26, 2019
CVE Published
via MITRE·05:13 PM
Data Sourced
via MITRE·05:13 PM
Description

Frequently Asked Questions

1

What is CVE-2018-20996?

CVE-2018-20996 is a vulnerability in the crossbeam crate before version 0.4.1 for Rust, which can lead to a double free due to destructor mishandling.

2

What is the impact of CVE-2018-20996?

CVE-2018-20996 has a severity rating of 9.8 (Critical) and can allow an attacker to execute arbitrary code or cause a denial of service.

3

How can I check if my software is affected by CVE-2018-20996?

To check if your software is affected by CVE-2018-20996, you can verify the version of the crossbeam crate used in your code. If the version is before 0.4.1, your software may be vulnerable.

4

How do I fix CVE-2018-20996?

To fix CVE-2018-20996, update the crossbeam crate to version 0.4.1 or later.

5

Where can I find more information about CVE-2018-20996?

You can find more information about CVE-2018-20996 at the following reference: [https://rustsec.org/advisories/RUSTSEC-2018-0009.html]

Contact

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