Bug 1959951 (CVE-2021-29510) - CVE-2021-29510 python-pydantic: Use of "infinity" as an input to datetime and date fields causes infinite loop
Summary: CVE-2021-29510 python-pydantic: Use of "infinity" as an input to datetime and...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2021-29510
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1959952 1964011
Blocks: 1959953
TreeView+ depends on / blocked
 
Reported: 2021-05-12 17:31 UTC by Pedro Sampaio
Modified: 2021-11-04 14:58 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-11-04 14:58:52 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2021-05-12 17:31:32 UTC 
Impact
Passing either 'infinity', 'inf' or float('inf') (or their negatives) to datetime or date fields causes validation to run forever with 100% CPU usage (on one CPU).

Patches
Pydantic is be patched with fixes available in the following versions:

v1.8.2
v1.7.4
v1.6.2
All these versions are available on pypi, and will be available on conda-forge soon.

See the changelog for details.

References:

https://pydantic-docs.helpmanual.io/changelog/
Comment 1 Pedro Sampaio 2021-05-12 17:31:57 UTC 
Created python-pydantic tracking bugs for this issue:

Affects: fedora-all [bug 1959952]
Note You need to log in before you can comment on or make changes to this bug.