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Red Hat Enterprise Linux 9 RHSA-2022-4584-01 Urgent: Zlib Compression Flaw

red hat
Calendar Grey June 3, 2022
Dist Redhat Esm H88
Red Hat has released an essential OpenSSL patch for Enterprise Linux 9 to address critical security flaws in encryption protocols.
An update for zlib is now available for Red Hat Enterprise Linux 9

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 critical Red Hat Enterprise Linux important fix zlib 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 AppStream (v. 9):
aarch64: minizip-compat-debuginfo-1.2.11-31.el9_0.1.aarch64.rpm zlib-debuginfo-1.2.11-31.el9_0.1.aarch64.rpm zlib-debugsource-1.2.11-31.el9_0.1.aarch64.rpm zlib-devel-1.2.11-31.el9_0.1.aarch64.rpm
ppc64le: minizip-compat-debuginfo-1.2.11-31.el9_0.1.ppc64le.rpm zlib-debuginfo-1.2.11-31.el9_0.1.ppc64le.rpm zlib-debugsource-1.2.11-31.el9_0.1.ppc64le.rpm zlib-devel-1.2.11-31.el9_0.1.ppc64le.rpm
s390x: minizip-compat-debuginfo-1.2.11-31.el9_0.1.s390x.rpm zlib-debuginfo-1.2.11-31.el9_0.1.s390x.rpm zlib-debugsource-1.2.11-31.el9_0.1.s390x.rpm zlib-devel-1.2.11-31.el9_0.1.s390x.rpm
x86_64: minizip-compat-debuginfo-1.2.11-31.el9_0.1.i686.rpm minizip-compat-debuginfo-1.2.11-31.el9_0.1.x86_64.rpm zlib-debuginfo-1.2.11-31.el9_0.1.i686.rpm zlib-debuginfo-1.2.11-31.el9_0.1.x86_64.rpm zlib-debugsource-1.2.11-31.el9_0.1.i686.rpm zlib-debugsource-1.2.11-31.el9_0.1.x86_64.rpm zlib-devel-1.2.11-31.el9_0.1.i686.rpm zlib-devel-1.2.11-31.el9_0.1.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 9):
Source: zlib-1.2.11-31.el9_0.1.src.rpm
aarch64: minizip-compat-debuginfo-1.2.11-31.el9_0.1.aarch64.rpm zlib-1.2.11-31.el9_0.1.aarch64.rpm zlib-debuginfo-1.2.11-31.el9_0.1.aarch64.rpm zlib-debugsource-1.2.11-31.el9_0.1.aarch64.rpm
ppc64le:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:4584-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4584
Issue date: 2022-05-17

Topic

An update for zlib is now available for Red Hat Enterprise Linux 9.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 critical Red Hat Enterprise Linux important fix zlib compression

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - 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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