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Red Hat Enterprise Linux 8: RHSA-2021-4316 Low: zziplib Infinite Loop

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
An essential patch for zziplib on Red Hat Enterprise Linux 8 addresses an infinite loop flaw, categorized as Low severity.
An update for zziplib is now available for Red Hat Enterprise Linux 8

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 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.

Topics%20covered

Topics Covered

security advisory security issue software update Red Hat Enterprise Linux infinite loop Low severity zziplib update

References

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

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

Read the Full Advisory


Severity
low
Lowest
Low
Medium
High
Critical

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

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.

Topics%20covered

Topics Covered

security advisory security issue software update Red Hat Enterprise Linux infinite loop Low severity zziplib update

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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