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Red Hat: RHSA-2020-3901 Low Severity DoS Vulnerability in libpng

red hat
Calendar Grey September 29, 2020
Scroller Redhat
Red Hat has published a minor urgency security patch for libpng impacting Enterprise Linux 7, with information regarding the fix.
An update for libpng is now available for Red Hat Enterprise Linux 7

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

All running applications using libpng or must be restarted for the update to take effect.

Summary

The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics (PNG) image format files.
Security Fix(es):
* libpng: does not check length of chunks against user limit (CVE-2017-12652)
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 7.9 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat DoS issue libpng low severity PNG library

References

https://access.redhat.com/security/cve/CVE-2017-12652 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: libpng-1.5.13-8.el7.src.rpm
x86_64: libpng-1.5.13-8.el7.i686.rpm libpng-1.5.13-8.el7.x86_64.rpm libpng-debuginfo-1.5.13-8.el7.i686.rpm libpng-debuginfo-1.5.13-8.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: libpng-debuginfo-1.5.13-8.el7.i686.rpm libpng-debuginfo-1.5.13-8.el7.x86_64.rpm libpng-devel-1.5.13-8.el7.i686.rpm libpng-devel-1.5.13-8.el7.x86_64.rpm libpng-static-1.5.13-8.el7.i686.rpm libpng-static-1.5.13-8.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: libpng-1.5.13-8.el7.src.rpm
x86_64: libpng-1.5.13-8.el7.i686.rpm libpng-1.5.13-8.el7.x86_64.rpm libpng-debuginfo-1.5.13-8.el7.i686.rpm libpng-debuginfo-1.5.13-8.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: libpng-debuginfo-1.5.13-8.el7.i686.rpm libpng-debuginfo-1.5.13-8.el7.x86_64.rpm libpng-devel-1.5.13-8.el7.i686.rpm libpng-devel-1.5.13-8.el7.x86_64.rpm libpng-static-1.5.13-8.el7.i686.rpm libpng-static-1.5.13-8.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: libpng-1.5.13-8.el7.src.rpm
ppc64: libpng-1.5.13-8.el7.ppc.rpm libpng-1.5.13-8.el7.ppc64.rpm libpng-debuginfo-1.5.13-8.el7.ppc.rpm libpng-debuginfo-1.5.13-8.el7.ppc64.rpm libpng-devel-1.5.13-8.el7.ppc.rpm

Read the Full Advisory


Severity
low
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:3901-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3901
Issue date: 2020-09-29

Topic

An update for libpng is now available for Red Hat Enterprise Linux 7.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 update Red Hat DoS issue libpng low severity PNG library

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1733956 - CVE-2017-12652 libpng: does not check length of chunks against user limit

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