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AUSCERT External Security Bulletin Redistribution
ESB-2020.3807
oddjob security, bug fix, and enhancement update
5 November 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: oddjob
Publisher: Red Hat
Operating System: Red Hat
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Increased Privileges -- Existing Account
Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-10737
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:4687
Comment: This advisory references vulnerabilities in products which run on
platforms other than Red Hat. It is recommended that administrators
running oddjob check for an updated version of the software for
their operating system.
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Red Hat Security Advisory
Synopsis: Moderate: oddjob security, bug fix, and enhancement update
Advisory ID: RHSA-2020:4687-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4687
Issue date: 2020-11-03
CVE Names: CVE-2020-10737
=====================================================================
1. Summary:
An update for oddjob is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 (v. 8) - aarch64, ppc64le, s390x, x86_64
3. Description:
The oddjob packages contain a D-Bus service which performs particular tasks
for clients which connect to it and issue requests using the system-wide
message bus.
The following packages have been upgraded to a later upstream version:
oddjob (0.34.5). (BZ#1833289)
Security Fix(es):
* oddjob: race condition in oddjob_selinux_mkdir function in mkhomedir.c
can lead to symlink attack (CVE-2020-10737)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.3 Release Notes linked from 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/):
1833042 - CVE-2020-10737 oddjob: race condition in oddjob_selinux_mkdir function in mkhomedir.c can lead to symlink attack
1833289 - [Rebase] Rebase oddjob to 0.34.5
1886362 - oddjob-mkhomedir - homedir has a wrong permissions
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
oddjob-0.34.5-3.el8.src.rpm
aarch64:
oddjob-0.34.5-3.el8.aarch64.rpm
oddjob-debuginfo-0.34.5-3.el8.aarch64.rpm
oddjob-debugsource-0.34.5-3.el8.aarch64.rpm
oddjob-mkhomedir-0.34.5-3.el8.aarch64.rpm
oddjob-mkhomedir-debuginfo-0.34.5-3.el8.aarch64.rpm
ppc64le:
oddjob-0.34.5-3.el8.ppc64le.rpm
oddjob-debuginfo-0.34.5-3.el8.ppc64le.rpm
oddjob-debugsource-0.34.5-3.el8.ppc64le.rpm
oddjob-mkhomedir-0.34.5-3.el8.ppc64le.rpm
oddjob-mkhomedir-debuginfo-0.34.5-3.el8.ppc64le.rpm
s390x:
oddjob-0.34.5-3.el8.s390x.rpm
oddjob-debuginfo-0.34.5-3.el8.s390x.rpm
oddjob-debugsource-0.34.5-3.el8.s390x.rpm
oddjob-mkhomedir-0.34.5-3.el8.s390x.rpm
oddjob-mkhomedir-debuginfo-0.34.5-3.el8.s390x.rpm
x86_64:
oddjob-0.34.5-3.el8.x86_64.rpm
oddjob-debuginfo-0.34.5-3.el8.x86_64.rpm
oddjob-debugsource-0.34.5-3.el8.x86_64.rpm
oddjob-mkhomedir-0.34.5-3.el8.x86_64.rpm
oddjob-mkhomedir-debuginfo-0.34.5-3.el8.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-2020-10737
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/
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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