Bug 1847132

Summary: CVE-2020-0181 libexif: integer overflow in exif_data_load_data_thumbnail function in exif-data.c [fedora-all]
Product: [Fedora] Fedora Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: libexifAssignee: Michael Catanzaro <mcatanza>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 32CC: ajax, caillon+fedoraproject, gnome-sig, john.j5live, mcatanza, rdieter, rhbugs, rhughes, rstrode, sandmann, thomasj, yselkowi
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: libexif-0.6.22-3.fc33 libexif-0.6.22-2.fc32 Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-11-14 01:12:17 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: 1847131    

Description Guilherme de Almeida Suckevicz 2020-06-15 18:19:20 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 Guilherme de Almeida Suckevicz 2020-06-15 18:19:23 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=1847131,1847132

# 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 Michael Catanzaro 2020-11-09 14:12:06 UTC
We need to backport https://github.com/libexif/libexif/commit/ce03ad7ef4e8aeefce79192bf5b6f69fae396f0c

Comment 3 Michael Catanzaro 2020-11-09 14:13:00 UTC
Note that will also fix bug #1847134

Comment 4 Fedora Update System 2020-11-09 16:14:36 UTC
FEDORA-2020-0aa0fc1b0c has been submitted as an update to Fedora 32. https://bodhi.fedoraproject.org/updates/FEDORA-2020-0aa0fc1b0c

Comment 5 Fedora Update System 2020-11-09 16:14:44 UTC
FEDORA-2020-e99ef3282f has been submitted as an update to Fedora 33. https://bodhi.fedoraproject.org/updates/FEDORA-2020-e99ef3282f

Comment 6 Fedora Update System 2020-11-10 02:19:46 UTC
FEDORA-2020-e99ef3282f has been pushed to the Fedora 33 testing repository.
In short time you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --advisory=FEDORA-2020-e99ef3282f`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2020-e99ef3282f

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

Comment 7 Fedora Update System 2020-11-10 02:20:12 UTC
FEDORA-2020-0aa0fc1b0c has been pushed to the Fedora 32 testing repository.
In short time you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --advisory=FEDORA-2020-0aa0fc1b0c`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2020-0aa0fc1b0c

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

Comment 8 Fedora Update System 2020-11-14 01:12:17 UTC
FEDORA-2020-e99ef3282f has been pushed to the Fedora 33 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 9 Fedora Update System 2020-11-25 01:42:16 UTC
FEDORA-2020-0aa0fc1b0c has been pushed to the Fedora 32 stable repository.
If problem still persists, please make note of it in this bug report.