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AUSCERT External Security Bulletin Redistribution
ESB-2020.3162
librepo security update
16 September 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: librepo
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 8
Red Hat Enterprise Linux WS/Desktop 8
Impact/Access: Increased Privileges -- Remote with User Interaction
Modify Arbitrary Files -- Remote with User Interaction
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2020-14352
Reference: ESB-2020.3156
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:3749
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Red Hat Security Advisory
Synopsis: Important: librepo security update
Advisory ID: RHSA-2020:3749-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3749
Issue date: 2020-09-15
CVE Names: CVE-2020-14352
=====================================================================
1. Summary:
An update for librepo is now available for Red Hat Enterprise Linux 8.1
Extended Update Support.
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 BaseOS EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64
3. Description:
The librepo library provides a C and Python API to download repository
metadata.
Security Fix(es):
* librepo: missing path validation in repomd.xml may lead to directory
traversal (CVE-2020-14352)
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/):
1866498 - CVE-2020-14352 librepo: missing path validation in repomd.xml may lead to directory traversal
6. Package List:
Red Hat Enterprise Linux BaseOS EUS (v. 8.1):
Source:
librepo-1.10.3-4.el8_1.src.rpm
aarch64:
librepo-1.10.3-4.el8_1.aarch64.rpm
librepo-debuginfo-1.10.3-4.el8_1.aarch64.rpm
librepo-debugsource-1.10.3-4.el8_1.aarch64.rpm
python3-librepo-1.10.3-4.el8_1.aarch64.rpm
python3-librepo-debuginfo-1.10.3-4.el8_1.aarch64.rpm
ppc64le:
librepo-1.10.3-4.el8_1.ppc64le.rpm
librepo-debuginfo-1.10.3-4.el8_1.ppc64le.rpm
librepo-debugsource-1.10.3-4.el8_1.ppc64le.rpm
python3-librepo-1.10.3-4.el8_1.ppc64le.rpm
python3-librepo-debuginfo-1.10.3-4.el8_1.ppc64le.rpm
s390x:
librepo-1.10.3-4.el8_1.s390x.rpm
librepo-debuginfo-1.10.3-4.el8_1.s390x.rpm
librepo-debugsource-1.10.3-4.el8_1.s390x.rpm
python3-librepo-1.10.3-4.el8_1.s390x.rpm
python3-librepo-debuginfo-1.10.3-4.el8_1.s390x.rpm
x86_64:
librepo-1.10.3-4.el8_1.i686.rpm
librepo-1.10.3-4.el8_1.x86_64.rpm
librepo-debuginfo-1.10.3-4.el8_1.i686.rpm
librepo-debuginfo-1.10.3-4.el8_1.x86_64.rpm
librepo-debugsource-1.10.3-4.el8_1.i686.rpm
librepo-debugsource-1.10.3-4.el8_1.x86_64.rpm
python3-librepo-1.10.3-4.el8_1.x86_64.rpm
python3-librepo-debuginfo-1.10.3-4.el8_1.i686.rpm
python3-librepo-debuginfo-1.10.3-4.el8_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-2020-14352
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.
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