USN-6553-1: Pydantic vulnerability

Published Dec 12, 2023
·
Updated

Nina Jensen discovered that Pydantic incorrectly handled user input in the date and datetime fields. An attacker could possibly use this issue to cause a denial of service via application crash. (CVE-2021-29510)

Affected Software

2 affected componentsFixes available
All of the following
ubuntu/python3-pydantic<1.2-1ubuntu0.1~esm1
1.2-1ubuntu0.1~esm1
Ubuntu Ubuntu=20.04

Event History

Dec 12, 2023
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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 severity of USN-6553-1?

The severity of USN-6553-1 is classified as potentially high due to the possibility of denial of service.

2

How do I fix USN-6553-1?

To fix USN-6553-1, upgrade to version 1.2-1ubuntu0.1~esm1 of python3-pydantic on Ubuntu 20.04.

3

What vulnerability is addressed by USN-6553-1?

USN-6553-1 addresses a vulnerability in Pydantic related to incorrect handling of user input in date and datetime fields.

4

What impact can USN-6553-1 have on my application?

The impact of USN-6553-1 can result in application crashes, potentially leading to a denial of service.

5

Who discovered the issue in USN-6553-1?

The issue in USN-6553-1 was discovered by Nina Jensen.

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