Bug 2433815 - CVE-2026-1299 python3.10: email header injection due to unquoted newlines [fedora-42]
Summary: CVE-2026-1299 python3.10: email header injection due to unquoted newlines [fe...
Keywords:
Status: ON_QA
Alias: None
Product: Fedora
Classification: Fedora
Component: python3.10
Version: 42
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Python Maintainers
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["48870374-6f50-4713-90f2-8...
Depends On:
Blocks: CVE-2026-1299
TreeView+ depends on / blocked
 
Reported: 2026-01-28 13:51 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-02-27 02:25 UTC (History)
7 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Guilherme de Almeida Suckevicz 2026-01-28 13:51:40 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.

Comment 1 Fedora Update System 2026-02-26 10:36:19 UTC
FEDORA-2026-ef5d97522f (python3.10-3.10.19-4.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ef5d97522f

Comment 2 Fedora Update System 2026-02-27 02:25:16 UTC
FEDORA-2026-ef5d97522f has been pushed to the Fedora 42 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-ef5d97522f`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-ef5d97522f

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


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