Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

Red Hat Enterprise Linux 7.7 RHSA-2023:0943-01 Important Zlib Flaw

red hat
Calendar Grey February 28, 2023
Dist Redhat Esm H88
Announcement regarding zlib rectifies significant vulnerabilities in Fedora Workstation. Discover the steps to implement security updates without delay.
An update for zlib is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended Update Support, and Red Hat Enterprise Lin...

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

Summary

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.

Topics%20covered

Topics Covered

security advisory security issue update Red Hat Enterprise Linux important fix zlib compression flaw

References

https://access.redhat.com/security/cve/CVE-2018-25032 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Server AUS (v. 7.7):
Source: zlib-1.2.7-18.el7_7.1.src.rpm
x86_64: zlib-1.2.7-18.el7_7.1.i686.rpm zlib-1.2.7-18.el7_7.1.x86_64.rpm zlib-debuginfo-1.2.7-18.el7_7.1.i686.rpm zlib-debuginfo-1.2.7-18.el7_7.1.x86_64.rpm zlib-devel-1.2.7-18.el7_7.1.i686.rpm zlib-devel-1.2.7-18.el7_7.1.x86_64.rpm
Red Hat Enterprise Linux Server E4S (v. 7.7):
Source: zlib-1.2.7-18.el7_7.1.src.rpm
ppc64le: zlib-1.2.7-18.el7_7.1.ppc64le.rpm zlib-debuginfo-1.2.7-18.el7_7.1.ppc64le.rpm zlib-devel-1.2.7-18.el7_7.1.ppc64le.rpm
x86_64: zlib-1.2.7-18.el7_7.1.i686.rpm zlib-1.2.7-18.el7_7.1.x86_64.rpm zlib-debuginfo-1.2.7-18.el7_7.1.i686.rpm zlib-debuginfo-1.2.7-18.el7_7.1.x86_64.rpm zlib-devel-1.2.7-18.el7_7.1.i686.rpm zlib-devel-1.2.7-18.el7_7.1.x86_64.rpm
Red Hat Enterprise Linux Server TUS (v. 7.7):
Source: zlib-1.2.7-18.el7_7.1.src.rpm
x86_64: zlib-1.2.7-18.el7_7.1.i686.rpm zlib-1.2.7-18.el7_7.1.x86_64.rpm zlib-debuginfo-1.2.7-18.el7_7.1.i686.rpm zlib-debuginfo-1.2.7-18.el7_7.1.x86_64.rpm zlib-devel-1.2.7-18.el7_7.1.i686.rpm zlib-devel-1.2.7-18.el7_7.1.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 7.7):
x86_64: minizip-1.2.7-18.el7_7.1.i686.rpm minizip-1.2.7-18.el7_7.1.x86_64.rpm minizip-devel-1.2.7-18.el7_7.1.i686.rpm minizip-devel-1.2.7-18.el7_7.1.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0943-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0943
Issue date: 2023-02-28

Topic

An update for zlib is now available for Red Hat Enterprise Linux 7.7Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended UpdateSupport, and Red Hat Enterprise Linux 7.7 Update Services for SAPSolutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue update Red Hat Enterprise Linux important fix zlib compression flaw

Relevant Releases Architectures

Red Hat Enterprise Linux Server AUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server E4S (v. 7.7) - ppc64le, x86_64

Red Hat Enterprise Linux Server Optional AUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server Optional E4S (v. 7.7) - ppc64le, x86_64

Red Hat Enterprise Linux Server Optional TUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server TUS (v. 7.7) - x86_64

Bugs Fixed

2067945 - CVE-2018-25032 zlib: A flaw found in zlib when compressing (not decompressing) certain inputs

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here