Bug 2166457 (CVE-2023-23969) - CVE-2023-23969 python-django: Potential denial-of-service via Accept-Language headers
Summary: CVE-2023-23969 python-django: Potential denial-of-service via Accept-Language...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2023-23969
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2167738 2167739 2167740 2167741 2168510 2168511 2168512 2168513
Blocks: 2166455
TreeView+ depends on / blocked
 
Reported: 2023-02-01 21:07 UTC by Anten Skrabec
Modified: 2023-05-03 23:15 UTC (History)
51 users (show)

Fixed In Version: python-django 4.1.6, python-django 4.0.9, python-django 3.2.17
Doc Type: ---
Doc Text:
A flaw was found in python-django. The parsed values of the Accept-Language headers are cached in order to avoid repetitive parsing. This leads to a potential denial of service vector via excessive memory usage if large header values are sent.
Clone Of:
Environment:
Last Closed: 2023-05-03 23:15:28 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:2097 0 None None None 2023-05-03 13:20:27 UTC
Red Hat Product Errata RHSA-2023:2101 0 None None None 2023-05-03 14:56:01 UTC

Description Anten Skrabec 2023-02-01 21:07:54 UTC 
The parsed values of Accept-Language headers are cached in order to avoid repetitive parsing. This leads to a potential denial-of-service vector via excessive memory usage if large header values are sent.
Comment 7 errata-xmlrpc 2023-05-03 13:20:24 UTC 
This issue has been addressed in the following products:

  Red Hat Satellite 6.13 for RHEL 8

Via RHSA-2023:2097 https://access.redhat.com/errata/RHSA-2023:2097
Comment 8 errata-xmlrpc 2023-05-03 14:55:58 UTC 
This issue has been addressed in the following products:

  RHUI 4 for RHEL 8

Via RHSA-2023:2101 https://access.redhat.com/errata/RHSA-2023:2101
Comment 9 Product Security DevOps Team 2023-05-03 23:15:25 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2023-23969
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