Executive Summary

Summary
Titlelibpng: Multiple vulnerabilities
Informations
NameGLSA-201908-02First vendor Publication2019-08-03
VendorGentooLast vendor Modification2019-08-03
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score6.8Attack RangeNetwork
Cvss Impact Score6.4Attack ComplexityMedium
Cvss Expoit Score8.6AuthenticationNone 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

%idName
33 %CWE-416Use After Free
33 %CWE-399Resource Management Errors
33 %CWE-119Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application3
Application4
Application4
Os2
Os1

Alert History

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0
DateInformations
2019-08-03 17:21:13
  • First insertion