Bug 1756933

Summary:	CVE-2019-16928 exim: remotely triggerable buffer overflow in string_vformat() [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Tomas Hoger <thoger>
Component:	exim	Assignee:	Jaroslav Škarvada <jskarvad>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	urgent	Docs Contact:
Priority:	urgent
Version:	30	CC:	bennie.joubert, dwmw2, jskarvad, tremble
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	exim-4.92.3-1.fc30 exim-4.92.3-1.fc31 exim-4.92.3-1.fc29	Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-10-02 01:59:59 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:	1756930

Description Tomas Hoger 2019-09-30 09:04:01 UTC

This is an automatically created tracking bug!  It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.

For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.

For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs

When submitting as an update, use the fedpkg template provided in the next
comment(s).  This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.

Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.

NOTE: this issue affects multiple supported versions of Fedora. While only
one tracking bug has been filed, please correct all affected versions at
the same time.  If you need to fix the versions independent of each other,
you may clone this bug as appropriate.

Comment 1 Tomas Hoger 2019-09-30 09:04:04 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=urgent

# testing, stable
request=testing

# Bug numbers: 1234,9876
bugs=1756930,1756933

# 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 Fedora Update System 2019-09-30 12:06:50 UTC

FEDORA-2019-e080507ba5 has been submitted as an update to Fedora 31. https://bodhi.fedoraproject.org/updates/FEDORA-2019-e080507ba5

Comment 3 Fedora Update System 2019-09-30 12:06:59 UTC

FEDORA-2019-006dfc94cd has been submitted as an update to Fedora 30. https://bodhi.fedoraproject.org/updates/FEDORA-2019-006dfc94cd

Comment 4 Fedora Update System 2019-09-30 12:07:39 UTC

FEDORA-2019-d778bd4137 has been submitted as an update to Fedora 29. https://bodhi.fedoraproject.org/updates/FEDORA-2019-d778bd4137

Comment 5 Fedora Update System 2019-09-30 12:07:54 UTC

FEDORA-EPEL-2019-2bdd0ea9d4 has been submitted as an update to Fedora EPEL 7. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2019-2bdd0ea9d4

Comment 6 Fedora Update System 2019-09-30 12:08:11 UTC

FEDORA-EPEL-2019-d7f308f9f1 has been submitted as an update to Fedora EPEL 6. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2019-d7f308f9f1

Comment 7 Fedora Update System 2019-10-01 01:01:46 UTC

exim-4.92.3-1.fc30 has been pushed to the Fedora 30 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2019-006dfc94cd

Comment 8 Fedora Update System 2019-10-01 03:06:25 UTC

exim-4.92.3-1.fc31 has been pushed to the Fedora 31 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2019-e080507ba5

Comment 9 Fedora Update System 2019-10-01 03:13:39 UTC

exim-4.92.3-1.fc29 has been pushed to the Fedora 29 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2019-d778bd4137

Comment 10 Fedora Update System 2019-10-02 01:59:59 UTC

exim-4.92.3-1.fc30 has been pushed to the Fedora 30 stable repository. If problems still persist, please make note of it in this bug report.

Comment 11 Fedora Update System 2019-10-07 00:01:57 UTC

exim-4.92.3-1.fc31 has been pushed to the Fedora 31 stable repository. If problems still persist, please make note of it in this bug report.

Comment 12 Fedora Update System 2019-10-09 17:23:27 UTC

exim-4.92.3-1.fc29 has been pushed to the Fedora 29 stable repository. If problems still persist, please make note of it in this bug report.