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AUSCERT External Security Bulletin Redistribution
ESB-2018.3403
Low: zziplib security update
31 October 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: zziplib
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-7727 CVE-2018-7726 CVE-2018-7725
Reference: ESB-2018.1935
Original Bulletin:
https://access.redhat.com/errata/RHSA-2018:3229
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Red Hat Security Advisory
Synopsis: Low: zziplib security update
Advisory ID: RHSA-2018:3229-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:3229
Issue date: 2018-10-30
CVE Names: CVE-2018-7725 CVE-2018-7726 CVE-2018-7727
=====================================================================
1. Summary:
An update for zziplib 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 Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x
3. Description:
The zziplib is a lightweight library to easily extract data from zip files.
Security Fix(es):
* zziplib: out of bound read in mmapped.c:zzip_disk_fread() causes crash
(CVE-2018-7725)
* zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via
crafted zip file (CVE-2018-7726)
* zziplib: Memory leak in memdisk.c:zzip_mem_disk_new() can lead to denial
of service via crafted zip (CVE-2018-7727)
For more details about the security issue(s), including the impact, a CVSS
score, 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 7.6 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/):
1554662 - CVE-2018-7725 zziplib: out of bound read in mmapped.c:zzip_disk_fread() causes crash
1554672 - CVE-2018-7726 zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file
1554676 - CVE-2018-7727 zziplib: Memory leak in memdisk.c:zzip_mem_disk_new() can lead to denial of service via crafted zip
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
zziplib-0.13.62-9.el7.src.rpm
x86_64:
zziplib-0.13.62-9.el7.i686.rpm
zziplib-0.13.62-9.el7.x86_64.rpm
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
zziplib-devel-0.13.62-9.el7.i686.rpm
zziplib-devel-0.13.62-9.el7.x86_64.rpm
zziplib-utils-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source:
zziplib-0.13.62-9.el7.src.rpm
x86_64:
zziplib-0.13.62-9.el7.i686.rpm
zziplib-0.13.62-9.el7.x86_64.rpm
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
zziplib-devel-0.13.62-9.el7.i686.rpm
zziplib-devel-0.13.62-9.el7.x86_64.rpm
zziplib-utils-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
zziplib-0.13.62-9.el7.src.rpm
ppc64:
zziplib-0.13.62-9.el7.ppc.rpm
zziplib-0.13.62-9.el7.ppc64.rpm
zziplib-debuginfo-0.13.62-9.el7.ppc.rpm
zziplib-debuginfo-0.13.62-9.el7.ppc64.rpm
ppc64le:
zziplib-0.13.62-9.el7.ppc64le.rpm
zziplib-debuginfo-0.13.62-9.el7.ppc64le.rpm
s390x:
zziplib-0.13.62-9.el7.s390.rpm
zziplib-0.13.62-9.el7.s390x.rpm
zziplib-debuginfo-0.13.62-9.el7.s390.rpm
zziplib-debuginfo-0.13.62-9.el7.s390x.rpm
x86_64:
zziplib-0.13.62-9.el7.i686.rpm
zziplib-0.13.62-9.el7.x86_64.rpm
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source:
zziplib-0.13.62-9.el7.src.rpm
aarch64:
zziplib-0.13.62-9.el7.aarch64.rpm
zziplib-debuginfo-0.13.62-9.el7.aarch64.rpm
ppc64le:
zziplib-0.13.62-9.el7.ppc64le.rpm
zziplib-debuginfo-0.13.62-9.el7.ppc64le.rpm
s390x:
zziplib-0.13.62-9.el7.s390.rpm
zziplib-0.13.62-9.el7.s390x.rpm
zziplib-debuginfo-0.13.62-9.el7.s390.rpm
zziplib-debuginfo-0.13.62-9.el7.s390x.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
aarch64:
zziplib-debuginfo-0.13.62-9.el7.aarch64.rpm
zziplib-devel-0.13.62-9.el7.aarch64.rpm
zziplib-utils-0.13.62-9.el7.aarch64.rpm
ppc64le:
zziplib-debuginfo-0.13.62-9.el7.ppc64le.rpm
zziplib-devel-0.13.62-9.el7.ppc64le.rpm
zziplib-utils-0.13.62-9.el7.ppc64le.rpm
s390x:
zziplib-debuginfo-0.13.62-9.el7.s390.rpm
zziplib-debuginfo-0.13.62-9.el7.s390x.rpm
zziplib-devel-0.13.62-9.el7.s390.rpm
zziplib-devel-0.13.62-9.el7.s390x.rpm
zziplib-utils-0.13.62-9.el7.s390x.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
zziplib-debuginfo-0.13.62-9.el7.ppc.rpm
zziplib-debuginfo-0.13.62-9.el7.ppc64.rpm
zziplib-devel-0.13.62-9.el7.ppc.rpm
zziplib-devel-0.13.62-9.el7.ppc64.rpm
zziplib-utils-0.13.62-9.el7.ppc64.rpm
ppc64le:
zziplib-debuginfo-0.13.62-9.el7.ppc64le.rpm
zziplib-devel-0.13.62-9.el7.ppc64le.rpm
zziplib-utils-0.13.62-9.el7.ppc64le.rpm
s390x:
zziplib-debuginfo-0.13.62-9.el7.s390.rpm
zziplib-debuginfo-0.13.62-9.el7.s390x.rpm
zziplib-devel-0.13.62-9.el7.s390.rpm
zziplib-devel-0.13.62-9.el7.s390x.rpm
zziplib-utils-0.13.62-9.el7.s390x.rpm
x86_64:
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
zziplib-devel-0.13.62-9.el7.i686.rpm
zziplib-devel-0.13.62-9.el7.x86_64.rpm
zziplib-utils-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
zziplib-0.13.62-9.el7.src.rpm
x86_64:
zziplib-0.13.62-9.el7.i686.rpm
zziplib-0.13.62-9.el7.x86_64.rpm
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
zziplib-debuginfo-0.13.62-9.el7.i686.rpm
zziplib-debuginfo-0.13.62-9.el7.x86_64.rpm
zziplib-devel-0.13.62-9.el7.i686.rpm
zziplib-devel-0.13.62-9.el7.x86_64.rpm
zziplib-utils-0.13.62-9.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-2018-7725
https://access.redhat.com/security/cve/CVE-2018-7726
https://access.redhat.com/security/cve/CVE-2018-7727
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.6_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 2018 Red Hat, Inc.
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