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====================================================================                   Red Hat Security Advisory

Synopsis:          Low: zziplib security update
Advisory ID:       RHSA-2021:4316-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4316
Issue date:        2021-11-09
CVE Names:         CVE-2020-18442 
====================================================================
1. Summary:

An update for zziplib is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Low. 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 AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The zziplib is a lightweight library to easily extract data from zip files.

Security Fix(es):

* zziplib: infinite loop via the return value of zzip_file_read() as used
in unzzip_cat_file() (CVE-2020-18442)

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 8.5 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/):

1973826 - CVE-2020-18442 zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file()

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
zziplib-0.13.68-9.el8.src.rpm

aarch64:
zziplib-0.13.68-9.el8.aarch64.rpm
zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm
zziplib-debugsource-0.13.68-9.el8.aarch64.rpm
zziplib-utils-0.13.68-9.el8.aarch64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm

ppc64le:
zziplib-0.13.68-9.el8.ppc64le.rpm
zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm
zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm

s390x:
zziplib-0.13.68-9.el8.s390x.rpm
zziplib-debuginfo-0.13.68-9.el8.s390x.rpm
zziplib-debugsource-0.13.68-9.el8.s390x.rpm
zziplib-utils-0.13.68-9.el8.s390x.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm

x86_64:
zziplib-0.13.68-9.el8.i686.rpm
zziplib-0.13.68-9.el8.x86_64.rpm
zziplib-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm
zziplib-debugsource-0.13.68-9.el8.i686.rpm
zziplib-debugsource-0.13.68-9.el8.x86_64.rpm
zziplib-utils-0.13.68-9.el8.x86_64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.x86_64.rpm

Red Hat Enterprise Linux CRB (v. 8):

aarch64:
zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm
zziplib-debugsource-0.13.68-9.el8.aarch64.rpm
zziplib-devel-0.13.68-9.el8.aarch64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm

ppc64le:
zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm
zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm
zziplib-devel-0.13.68-9.el8.ppc64le.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm

s390x:
zziplib-debuginfo-0.13.68-9.el8.s390x.rpm
zziplib-debugsource-0.13.68-9.el8.s390x.rpm
zziplib-devel-0.13.68-9.el8.s390x.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm

x86_64:
zziplib-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm
zziplib-debugsource-0.13.68-9.el8.i686.rpm
zziplib-debugsource-0.13.68-9.el8.x86_64.rpm
zziplib-devel-0.13.68-9.el8.i686.rpm
zziplib-devel-0.13.68-9.el8.x86_64.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm
zziplib-utils-debuginfo-0.13.68-9.el8.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-2020-18442
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-4316:02 Low: zziplib security update

An update for zziplib is now available for Red Hat Enterprise Linux 8

Summary

The zziplib is a lightweight library to easily extract data from zip files.
Security Fix(es):
* zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file() (CVE-2020-18442)
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 8.5 Release Notes linked from the References section.



Summary


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

References

https://access.redhat.com/security/cve/CVE-2020-18442 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: zziplib-0.13.68-9.el8.src.rpm
aarch64: zziplib-0.13.68-9.el8.aarch64.rpm zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm zziplib-debugsource-0.13.68-9.el8.aarch64.rpm zziplib-utils-0.13.68-9.el8.aarch64.rpm zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm
ppc64le: zziplib-0.13.68-9.el8.ppc64le.rpm zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm zziplib-utils-0.13.68-9.el8.ppc64le.rpm zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm
s390x: zziplib-0.13.68-9.el8.s390x.rpm zziplib-debuginfo-0.13.68-9.el8.s390x.rpm zziplib-debugsource-0.13.68-9.el8.s390x.rpm zziplib-utils-0.13.68-9.el8.s390x.rpm zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm
x86_64: zziplib-0.13.68-9.el8.i686.rpm zziplib-0.13.68-9.el8.x86_64.rpm zziplib-debuginfo-0.13.68-9.el8.i686.rpm zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm zziplib-debugsource-0.13.68-9.el8.i686.rpm zziplib-debugsource-0.13.68-9.el8.x86_64.rpm zziplib-utils-0.13.68-9.el8.x86_64.rpm zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm zziplib-utils-debuginfo-0.13.68-9.el8.x86_64.rpm
Red Hat Enterprise Linux CRB (v. 8):
aarch64: zziplib-debuginfo-0.13.68-9.el8.aarch64.rpm zziplib-debugsource-0.13.68-9.el8.aarch64.rpm zziplib-devel-0.13.68-9.el8.aarch64.rpm zziplib-utils-debuginfo-0.13.68-9.el8.aarch64.rpm
ppc64le: zziplib-debuginfo-0.13.68-9.el8.ppc64le.rpm zziplib-debugsource-0.13.68-9.el8.ppc64le.rpm zziplib-devel-0.13.68-9.el8.ppc64le.rpm zziplib-utils-debuginfo-0.13.68-9.el8.ppc64le.rpm
s390x: zziplib-debuginfo-0.13.68-9.el8.s390x.rpm zziplib-debugsource-0.13.68-9.el8.s390x.rpm zziplib-devel-0.13.68-9.el8.s390x.rpm zziplib-utils-debuginfo-0.13.68-9.el8.s390x.rpm
x86_64: zziplib-debuginfo-0.13.68-9.el8.i686.rpm zziplib-debuginfo-0.13.68-9.el8.x86_64.rpm zziplib-debugsource-0.13.68-9.el8.i686.rpm zziplib-debugsource-0.13.68-9.el8.x86_64.rpm zziplib-devel-0.13.68-9.el8.i686.rpm zziplib-devel-0.13.68-9.el8.x86_64.rpm zziplib-utils-debuginfo-0.13.68-9.el8.i686.rpm zziplib-utils-debuginfo-0.13.68-9.el8.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/


Severity
Advisory ID: RHSA-2021:4316-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4316
Issued Date: : 2021-11-09
CVE Names: CVE-2020-18442

Topic

An update for zziplib is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Low. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

1973826 - CVE-2020-18442 zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file()


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