USN-6363-1: curl vulnerability

Published Sep 13, 2023
·
Updated

It was discovered that curl incorrectly handled certain large headers. A remote attacker could possibly use this issue to cause curl to consume resources, resulting in a denial of service.

Affected Software

8 affected componentsFixes available
All of the following
ubuntu/curl<7.88.1-8ubuntu2.2
7.88.1-8ubuntu2.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libcurl3-gnutls<7.88.1-8ubuntu2.2
7.88.1-8ubuntu2.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libcurl3-nss<7.88.1-8ubuntu2.2
7.88.1-8ubuntu2.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libcurl4<7.88.1-8ubuntu2.2
7.88.1-8ubuntu2.2
Ubuntu Ubuntu=23.04

Event History

Sep 13, 2023
Advisory Published
via Ubuntu·12:00 AM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID for this curl vulnerability?

The vulnerability ID for this curl vulnerability is CVE-2023-38039.

2

What is the severity of CVE-2023-38039?

The severity of CVE-2023-38039 is not specified.

3

How does this vulnerability affect Ubuntu 23.04?

This vulnerability affects Ubuntu 23.04 with the affected packages: curl, libcurl3-gnutls, libcurl3-nss, and libcurl4.

4

How do I fix the curl vulnerability?

To fix the curl vulnerability, update the affected software packages to version 7.88.1-8ubuntu2.2 or later.

5

Where can I find more information about this curl vulnerability?

You can find more information about this curl vulnerability in the following references: [Reference 1](https://ubuntu.com/security/CVE-2023-38039), [Reference 2](https://launchpad.net/ubuntu/+source/curl/7.88.1-8ubuntu2.2), [Reference 3](https://ubuntu.com/security/notices/USN-6363-1).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203