Executive Summary

Summary
Title libpng: Multiple vulnerabilities
Informations
Name GLSA-201908-02 First vendor Publication 2019-08-03
Vendor Gentoo Last vendor Modification 2019-08-03
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in libpng, the worst of which could result in a Denial of Service condition.

Background

libpng is a standard library used to process PNG (Portable Network Graphics) images. It is used by several programs, including web browsers and potentially server processes.

Description

Multiple vulnerabilities have been discovered in libpng. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker, by enticing a user to process a specially crafted PNG file, could cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All libpng users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libpng-1.6.37"

References

[ 1 ] CVE-2018-14048 : https://nvd.nist.gov/vuln/detail/CVE-2018-14048
[ 2 ] CVE-2018-14550 : https://nvd.nist.gov/vuln/detail/CVE-2018-14550
[ 3 ] CVE-2019-7317 : https://nvd.nist.gov/vuln/detail/CVE-2019-7317

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201908-02

Original Source

Url : http://security.gentoo.org/glsa/glsa-201908-02.xml

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-416 Use After Free
50 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3
Application 4
Application 4
Os 2
Os 1

Alert History

If you want to see full details history, please login or register.
0
Date Informations
2019-08-03 17:21:13
  • First insertion