Bug 2411735 - CVE-2025-6176 python-scrapy: Brotli decompression bomb DoS in scrapy/scrapy [fedora-43]
Summary: CVE-2025-6176 python-scrapy: Brotli decompression bomb DoS in scrapy/scrapy [...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: python-scrapy
Version: 43
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Eduardo Echeverria
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["5111d55a-92f4-40bf-87ee-f...
Depends On: 2368928
Blocks: CVE-2025-6176
TreeView+ depends on / blocked
 
Reported: 2025-11-01 14:12 UTC by Sandipan Roy
Modified: 2026-06-23 01:07 UTC (History)
3 users (show)

Fixed In Version: python-scrapy-2.13.4-1.fc43 python-scrapy-2.14.2-1.fc44
Clone Of:
Environment:
Last Closed: 2026-06-13 20:32:15 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Sandipan Roy 2025-11-01 14:12:48 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams

Comment 1 Ben Beasley 2025-12-10 12:36:40 UTC
Updating brotli to 1.2.0 will expose the Python APIs necessary to mitigate this in scrapy. The actual fix will then be updating python-scrapy to 2.13.4, https://docs.scrapy.org/en/latest/news.html#scrapy-2-13-4-2025-11-17.

Comment 3 Fedora Update System 2026-06-13 20:33:30 UTC
FEDORA-2026-9a7f59fa7c (python-scrapy-2.13.4-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-9a7f59fa7c

Comment 4 Fedora Update System 2026-06-13 20:33:31 UTC
FEDORA-2026-bdf3581452 (python-scrapy-2.14.2-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-bdf3581452

Comment 5 Fedora Update System 2026-06-15 01:26:29 UTC
FEDORA-2026-bdf3581452 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-bdf3581452`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-bdf3581452

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-06-15 01:46:52 UTC
FEDORA-2026-9a7f59fa7c has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-9a7f59fa7c`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-9a7f59fa7c

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-06-23 00:53:15 UTC
FEDORA-2026-9a7f59fa7c (python-scrapy-2.13.4-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-06-23 01:07:41 UTC
FEDORA-2026-bdf3581452 (python-scrapy-2.14.2-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.


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