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AUSCERT External Security Bulletin Redistribution
ESB-2019.3020
blktrace security update
8 August 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: blktrace
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Execute Arbitrary Code/Commands -- Console/Physical
Denial of Service -- Console/Physical
Resolution: Patch/Upgrade
CVE Names: CVE-2018-10689
Reference: ESB-2019.1208
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:2162
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Red Hat Security Advisory
Synopsis: Low: blktrace security update
Advisory ID: RHSA-2019:2162-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2162
Issue date: 2019-08-06
CVE Names: CVE-2018-10689
=====================================================================
1. Summary:
An update for blktrace is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Low. 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
3. Description:
The blktrace packages contain a number of utilities to record the I/O trace
information for the kernel to user space, and utilities to analyze and view
the trace information.
Security Fix(es):
* blktrace: buffer overflow in the dev_map_read function in btt/devmap.c
(CVE-2018-10689)
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 7.7 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/):
1575119 - CVE-2018-10689 blktrace: buffer overflow in the dev_map_read function in btt/devmap.c
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
blktrace-1.0.5-9.el7.src.rpm
x86_64:
blktrace-1.0.5-9.el7.x86_64.rpm
blktrace-debuginfo-1.0.5-9.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
blktrace-1.0.5-9.el7.src.rpm
x86_64:
blktrace-1.0.5-9.el7.x86_64.rpm
blktrace-debuginfo-1.0.5-9.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
blktrace-1.0.5-9.el7.src.rpm
ppc64:
blktrace-1.0.5-9.el7.ppc64.rpm
blktrace-debuginfo-1.0.5-9.el7.ppc64.rpm
ppc64le:
blktrace-1.0.5-9.el7.ppc64le.rpm
blktrace-debuginfo-1.0.5-9.el7.ppc64le.rpm
s390x:
blktrace-1.0.5-9.el7.s390x.rpm
blktrace-debuginfo-1.0.5-9.el7.s390x.rpm
x86_64:
blktrace-1.0.5-9.el7.x86_64.rpm
blktrace-debuginfo-1.0.5-9.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
blktrace-1.0.5-9.el7.src.rpm
x86_64:
blktrace-1.0.5-9.el7.x86_64.rpm
blktrace-debuginfo-1.0.5-9.el7.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-2018-10689
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
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