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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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