Bug 2138711

Summary: CVE-2022-42919 python3.9: python: local privilege escalation via the multiprocessing forkserver start method [fedora-all]
Product: [Fedora] Fedora Reporter: Sandipan Roy <saroy>
Component: python3.9Assignee: Lumír Balhar <lbalhar>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: 36CC: cstratak, lbalhar, mhroncok, python-maint, python-packagers-sig, thrnciar, torsava, vstinner
Target Milestone: ---Keywords: Reopened, Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: python3.9-3.9.15-2.fc38 python3.9-3.9.15-2.fc35 python3.9-3.9.15-2.fc37 python3.9-3.9.15-3.fc36 Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-11-18 01:05:55 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2138705    

Description Sandipan Roy 2022-10-31 04:35:38 UTC
More information about this security flaw is available in the following bug:

http://bugzilla.redhat.com/show_bug.cgi?id=2138705

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.

Comment 1 Sandipan Roy 2022-10-31 04:35:41 UTC
Use the following template to for the 'fedpkg update' request to submit an
update for this issue as it contains the top-level parent bug(s) as well as
this tracking bug.  This will ensure that all associated bugs get updated
when new packages are pushed to stable.

=====

# bugfix, security, enhancement, newpackage (required)
type=security

# low, medium, high, urgent (required)
severity=high

# testing, stable
request=testing

# Bug numbers: 1234,9876
bugs=2138705,2138711

# Description of your update
notes=Security fix for [PUT CVEs HERE]

# Enable request automation based on the stable/unstable karma thresholds
autokarma=True
stable_karma=3
unstable_karma=-3

# Automatically close bugs when this marked as stable
close_bugs=True

# Suggest that users restart after update
suggest_reboot=False

======

Additionally, you may opt to use the bodhi web interface to submit updates:

https://bodhi.fedoraproject.org/updates/new

Comment 2 Miro Hrončok 2022-10-31 09:30:35 UTC
https://github.com/python/cpython/pull/98504 backport merged upstream, but not yet released.

Comment 4 Fedora Update System 2022-11-09 15:45:23 UTC
FEDORA-2022-6728f16289 has been submitted as an update to Fedora 38. https://bodhi.fedoraproject.org/updates/FEDORA-2022-6728f16289

Comment 5 Fedora Update System 2022-11-09 15:47:21 UTC
FEDORA-2022-6728f16289 has been pushed to the Fedora 38 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2022-11-10 11:10:36 UTC
FEDORA-2022-028c09eaa7 has been submitted as an update to Fedora 37. https://bodhi.fedoraproject.org/updates/FEDORA-2022-028c09eaa7

Comment 7 Fedora Update System 2022-11-10 11:10:43 UTC
FEDORA-2022-b17bf30e88 has been submitted as an update to Fedora 36. https://bodhi.fedoraproject.org/updates/FEDORA-2022-b17bf30e88

Comment 8 Fedora Update System 2022-11-10 11:10:49 UTC
FEDORA-2022-1166a1df1e has been submitted as an update to Fedora 35. https://bodhi.fedoraproject.org/updates/FEDORA-2022-1166a1df1e

Comment 9 Fedora Update System 2022-11-10 13:59:01 UTC
FEDORA-2022-028c09eaa7 has been pushed to the Fedora 37 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2022-028c09eaa7`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-028c09eaa7

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

Comment 10 Fedora Update System 2022-11-10 17:25:02 UTC
FEDORA-2022-1166a1df1e has been pushed to the Fedora 35 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2022-1166a1df1e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-1166a1df1e

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

Comment 11 Fedora Update System 2022-11-18 01:05:55 UTC
FEDORA-2022-1166a1df1e has been pushed to the Fedora 35 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 12 Fedora Update System 2022-11-18 01:15:37 UTC
FEDORA-2022-028c09eaa7 has been pushed to the Fedora 37 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 13 Fedora Update System 2022-11-18 01:57:08 UTC
FEDORA-2022-b17bf30e88 has been pushed to the Fedora 36 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2022-b17bf30e88`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-b17bf30e88

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

Comment 14 Fedora Update System 2022-11-19 01:10:21 UTC
FEDORA-2022-b17bf30e88 has been pushed to the Fedora 36 stable repository.
If problem still persists, please make note of it in this bug report.