Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2020.0374
fribidi security update
31 January 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: fribidi
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 8
Red Hat Enterprise Linux WS/Desktop 8
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2019-18397
Reference: ESB-2019.4732.2
ESB-2019.4227
ESB-2019.4219
ESB-2019.4215
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:0291
- --------------------------BEGIN INCLUDED TEXT--------------------
- -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Important: fribidi security update
Advisory ID: RHSA-2020:0291-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0291
Issue date: 2020-01-30
CVE Names: CVE-2019-18397
=====================================================================
1. Summary:
An update for fribidi is now available for Red Hat Enterprise Linux 8.0
Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64
3. Description:
A library to handle bidirectional scripts (for example Hebrew, Arabic), so
that the display is done in the proper way, while the text data itself is
always written in logical order.
Security Fix(es):
* fribidi: buffer overflow in fribidi_get_par_embedding_levels_ex() in
lib/fribidi-bidi.c leading to denial of service and possible code execution
(CVE-2019-18397)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1768750 - CVE-2019-18397 fribidi: buffer overflow in
fribidi_get_par_embedding_levels_ex() in lib/fribidi-bidi.c leading to denial
of service and possible code execution
6. Package List:
Red Hat Enterprise Linux AppStream E4S (v. 8.0):
Source:
fribidi-1.0.4-6.el8_0.1.src.rpm
ppc64le:
fribidi-1.0.4-6.el8_0.1.ppc64le.rpm
fribidi-debuginfo-1.0.4-6.el8_0.1.ppc64le.rpm
fribidi-debugsource-1.0.4-6.el8_0.1.ppc64le.rpm
fribidi-devel-1.0.4-6.el8_0.1.ppc64le.rpm
x86_64:
fribidi-1.0.4-6.el8_0.1.i686.rpm
fribidi-1.0.4-6.el8_0.1.x86_64.rpm
fribidi-debuginfo-1.0.4-6.el8_0.1.i686.rpm
fribidi-debuginfo-1.0.4-6.el8_0.1.x86_64.rpm
fribidi-debugsource-1.0.4-6.el8_0.1.i686.rpm
fribidi-debugsource-1.0.4-6.el8_0.1.x86_64.rpm
fribidi-devel-1.0.4-6.el8_0.1.i686.rpm
fribidi-devel-1.0.4-6.el8_0.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-18397
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
- -----BEGIN PGP SIGNATURE-----
Version: GnuPG v1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=+RK7
- -----END PGP SIGNATURE-----
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=mFnH
-----END PGP SIGNATURE-----