Bug 2036821

Summary:	CVE-2021-45931 harfbuzz: out-of-bounds write in hb_bit_set_invertible_t::set [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Marian Rehak <mrehak>
Component:	harfbuzz	Assignee:	Parag Nemade <pnemade>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	35	CC:	i18n-bugs, klember, moceap, pnemade, psatpute
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	harfbuzz-2.9.1-1.fc35	Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-01-22 01:31:39 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:	2036820

Description Marian Rehak 2022-01-04 06:03:37 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 Marian Rehak 2022-01-04 06:03:39 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=2036820,2036821

# 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 Parag Nemade 2022-01-04 08:40:06 UTC

Marian,
Can you please give here a simple reproducer test case?

Comment 3 Parag Nemade 2022-01-05 09:14:13 UTC

Marian, I am still looking into reproducer before any fix. Can you provide it?

Comment 4 Marian Rehak 2022-01-11 13:28:12 UTC

Hello, I don't have a reproducer. My references are:
https://bugzilla.suse.com/show_bug.cgi?id=1194218
https://nvd.nist.gov/vuln/detail/CVE-2021-45931
And that is the only information I have, sorry.

Comment 5 Parag Nemade 2022-01-17 04:42:04 UTC

Sorry I have no information to provide you on your needinfo. I actually need info from you which you don't have.

Comment 6 Parag Nemade 2022-01-19 05:21:21 UTC

Anyways I decided to push 2.9.1 release.

Comment 7 Fedora Update System 2022-01-19 08:27:25 UTC

FEDORA-2022-b3b5ac4053 has been submitted as an update to Fedora 35. https://bodhi.fedoraproject.org/updates/FEDORA-2022-b3b5ac4053

Comment 8 Fedora Update System 2022-01-20 19:59:34 UTC

FEDORA-2022-b3b5ac4053 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 --advisory=FEDORA-2022-b3b5ac4053`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-b3b5ac4053

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

Comment 9 Fedora Update System 2022-01-22 01:31:39 UTC

FEDORA-2022-b3b5ac4053 has been pushed to the Fedora 35 stable repository.
If problem still persists, please make note of it in this bug report.