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Red Hat Enterprise Linux 8.4: RHSA-2022:4845-01 Important Zlib Fix

red hat
Calendar Grey May 31, 2022
Dist Redhat Esm H88
Safeguard your platform with this critical zlib enhancement for Red Hat Enterprise Linux 8.4 Extended Support.
An update for zlib is now available for Red Hat Enterprise Linux 8.4 Extended Update Support

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 Red Hat software update security fix important zlib data compression

References

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

Package List

Red Hat Enterprise Linux BaseOS EUS (v.8.4):
Source: zlib-1.2.11-18.el8_4.src.rpm
aarch64: zlib-1.2.11-18.el8_4.aarch64.rpm zlib-debuginfo-1.2.11-18.el8_4.aarch64.rpm zlib-debugsource-1.2.11-18.el8_4.aarch64.rpm zlib-devel-1.2.11-18.el8_4.aarch64.rpm
ppc64le: zlib-1.2.11-18.el8_4.ppc64le.rpm zlib-debuginfo-1.2.11-18.el8_4.ppc64le.rpm zlib-debugsource-1.2.11-18.el8_4.ppc64le.rpm zlib-devel-1.2.11-18.el8_4.ppc64le.rpm
s390x: zlib-1.2.11-18.el8_4.s390x.rpm zlib-debuginfo-1.2.11-18.el8_4.s390x.rpm zlib-debugsource-1.2.11-18.el8_4.s390x.rpm zlib-devel-1.2.11-18.el8_4.s390x.rpm
x86_64: zlib-1.2.11-18.el8_4.i686.rpm zlib-1.2.11-18.el8_4.x86_64.rpm zlib-debuginfo-1.2.11-18.el8_4.i686.rpm zlib-debuginfo-1.2.11-18.el8_4.x86_64.rpm zlib-debugsource-1.2.11-18.el8_4.i686.rpm zlib-debugsource-1.2.11-18.el8_4.x86_64.rpm zlib-devel-1.2.11-18.el8_4.i686.rpm zlib-devel-1.2.11-18.el8_4.x86_64.rpm
Red Hat CodeReady Linux Builder EUS (v. 8.4):
aarch64: zlib-debuginfo-1.2.11-18.el8_4.aarch64.rpm zlib-debugsource-1.2.11-18.el8_4.aarch64.rpm zlib-static-1.2.11-18.el8_4.aarch64.rpm
ppc64le: zlib-debuginfo-1.2.11-18.el8_4.ppc64le.rpm zlib-debugsource-1.2.11-18.el8_4.ppc64le.rpm zlib-static-1.2.11-18.el8_4.ppc64le.rpm
s390x: zlib-debuginfo-1.2.11-18.el8_4.s390x.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:4845-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4845
Issue date: 2022-05-31

Topic

An update for zlib is now available for Red Hat Enterprise Linux 8.4Extended Update Support.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 Red Hat software update security fix important zlib data compression

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v. 8.4) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS EUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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