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AUSCERT External Security Bulletin Redistribution
ESB-2022.2304
zlib security update
12 May 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: zlib
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2018-25032
Original Bulletin:
https://access.redhat.com/errata/RHSA-2022:2214
Comment: CVSS (Max): 8.2 CVE-2018-25032 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
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Red Hat Security Advisory
Synopsis: Important: zlib security update
Advisory ID: RHSA-2022:2214-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:2214
Issue date: 2022-05-11
CVE Names: CVE-2018-25032
=====================================================================
1. Summary:
An update for zlib is now available for Red Hat Enterprise Linux 6 Extended
Lifecycle 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 Server (v. 6 ELS) - i386, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6 ELS) - i386, s390x, x86_64
3. Description:
The zlib packages provide a general-purpose lossless data compression
library that is used by many different programs.
Security Fix(es):
* zlib: A flaw found in zlib when compressing (not decompressing) certain
inputs (CVE-2018-25032)
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/):
2067945 - CVE-2018-25032 zlib: A flaw found in zlib when compressing (not decompressing) certain inputs
6. Package List:
Red Hat Enterprise Linux Server (v. 6 ELS):
Source:
zlib-1.2.3-31.el6_10.src.rpm
i386:
zlib-1.2.3-31.el6_10.i686.rpm
zlib-debuginfo-1.2.3-31.el6_10.i686.rpm
zlib-devel-1.2.3-31.el6_10.i686.rpm
s390x:
zlib-1.2.3-31.el6_10.s390.rpm
zlib-1.2.3-31.el6_10.s390x.rpm
zlib-debuginfo-1.2.3-31.el6_10.s390.rpm
zlib-debuginfo-1.2.3-31.el6_10.s390x.rpm
zlib-devel-1.2.3-31.el6_10.s390.rpm
zlib-devel-1.2.3-31.el6_10.s390x.rpm
x86_64:
zlib-1.2.3-31.el6_10.i686.rpm
zlib-1.2.3-31.el6_10.x86_64.rpm
zlib-debuginfo-1.2.3-31.el6_10.i686.rpm
zlib-debuginfo-1.2.3-31.el6_10.x86_64.rpm
zlib-devel-1.2.3-31.el6_10.i686.rpm
zlib-devel-1.2.3-31.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6 ELS):
i386:
minizip-1.2.3-31.el6_10.i686.rpm
minizip-devel-1.2.3-31.el6_10.i686.rpm
zlib-debuginfo-1.2.3-31.el6_10.i686.rpm
zlib-static-1.2.3-31.el6_10.i686.rpm
s390x:
minizip-1.2.3-31.el6_10.s390.rpm
minizip-1.2.3-31.el6_10.s390x.rpm
minizip-devel-1.2.3-31.el6_10.s390.rpm
minizip-devel-1.2.3-31.el6_10.s390x.rpm
zlib-debuginfo-1.2.3-31.el6_10.s390.rpm
zlib-debuginfo-1.2.3-31.el6_10.s390x.rpm
zlib-static-1.2.3-31.el6_10.s390x.rpm
x86_64:
minizip-1.2.3-31.el6_10.i686.rpm
minizip-1.2.3-31.el6_10.x86_64.rpm
minizip-devel-1.2.3-31.el6_10.i686.rpm
minizip-devel-1.2.3-31.el6_10.x86_64.rpm
zlib-debuginfo-1.2.3-31.el6_10.i686.rpm
zlib-debuginfo-1.2.3-31.el6_10.x86_64.rpm
zlib-static-1.2.3-31.el6_10.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-2018-25032
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 2022 Red Hat, Inc.
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