[RHSA-2022:8420-01] Important: mingw-zlib security update

[Security announcements for all Red Hat products and services.]

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                   Red Hat Security Advisory

Synopsis:          Important: mingw-zlib security update
Advisory ID:       RHSA-2022:8420-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:8420
Issue date:        2022-11-15
CVE Names:         CVE-2018-25032 
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1. Summary:

An update for mingw-zlib is now available for Red Hat Enterprise Linux 9.

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 CodeReady Linux Builder (v. 9) - noarch

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 9.1 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/):

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

6. Package List:

Red Hat CodeReady Linux Builder (v. 9):

Source:
mingw-zlib-1.2.12-2.el9.src.rpm

noarch:
mingw32-zlib-1.2.12-2.el9.noarch.rpm
mingw32-zlib-debuginfo-1.2.12-2.el9.noarch.rpm
mingw32-zlib-static-1.2.12-2.el9.noarch.rpm
mingw64-zlib-1.2.12-2.el9.noarch.rpm
mingw64-zlib-debuginfo-1.2.12-2.el9.noarch.rpm
mingw64-zlib-static-1.2.12-2.el9.noarch.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
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.1_release_notes/index

8. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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