Bug 2139355 - CVE-2022-3821 systemd: buffer overrun in format_timespan() function
Summary: CVE-2022-3821 systemd: buffer overrun in format_timespan() function
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: systemd
Version: 35
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: systemd-maint
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks: CVE-2022-3821
TreeView+ depends on / blocked
 
Reported: 2022-11-02 09:44 UTC by TEJ RATHI
Modified: 2022-11-20 01:34 UTC (History)
11 users (show)

Fixed In Version: systemd-249.13-6.fc35
Clone Of:
Environment:
Last Closed: 2022-11-20 01:34:36 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description TEJ RATHI 2022-11-02 09:44:22 UTC
More information about this security flaw is available in the following bug:

http://bugzilla.redhat.com/show_bug.cgi?id=2139327

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 TEJ RATHI 2022-11-02 09:44:27 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=medium

# testing, stable
request=testing

# Bug numbers: 1234,9876
bugs=2139327,2139355

# 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 Zbigniew Jędrzejewski-Szmek 2022-11-02 10:00:26 UTC
The fix is in v252, v251.3, v250.8. but not in v249.12. It seems that this applies only to F35.
I'm not sure why I didn't backport that there.

Comment 3 Fedora Update System 2022-11-04 18:22:46 UTC
FEDORA-2022-8ac4104a02 has been submitted as an update to Fedora 35. https://bodhi.fedoraproject.org/updates/FEDORA-2022-8ac4104a02

Comment 4 Fedora Update System 2022-11-05 17:54:21 UTC
FEDORA-2022-8ac4104a02 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-2022-8ac4104a02`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-8ac4104a02

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

Comment 5 Fedora Update System 2022-11-20 01:34:36 UTC
FEDORA-2022-8ac4104a02 has been pushed to the Fedora 35 stable repository.
If problem still persists, please make note of it in this bug report.


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