openSUSE Security Update : libpng16 (openSUSE-2019-1530)

medium Nessus Plugin ID 125797
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libpng16 fixes the following issues :

Security issues fixed :

- CVE-2019-7317: Fixed a use-after-free vulnerability, triggered when png_image_free() was called under png_safe_execute (bsc#1124211).

- CVE-2018-13785: Fixed a wrong calculation of row_factor in the png_check_chunk_length function in pngrutil.c, which could haved triggered and integer overflow and result in an divide-by-zero while processing a crafted PNG file, leading to a denial of service (bsc#1100687)

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected libpng16 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1100687

https://bugzilla.opensuse.org/show_bug.cgi?id=1121624

https://bugzilla.opensuse.org/show_bug.cgi?id=1124211

Plugin Details

Severity: Medium

ID: 125797

File Name: openSUSE-2019-1530.nasl

Version: 1.3

Type: local

Agent: unix

Published: 6/10/2019

Updated: 9/23/2020

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libpng16-16, p-cpe:/a:novell:opensuse:libpng16-16-32bit, p-cpe:/a:novell:opensuse:libpng16-16-32bit-debuginfo, p-cpe:/a:novell:opensuse:libpng16-16-debuginfo, p-cpe:/a:novell:opensuse:libpng16-compat-devel, p-cpe:/a:novell:opensuse:libpng16-compat-devel-32bit, p-cpe:/a:novell:opensuse:libpng16-debugsource, p-cpe:/a:novell:opensuse:libpng16-devel, p-cpe:/a:novell:opensuse:libpng16-devel-32bit, p-cpe:/a:novell:opensuse:libpng16-tools, p-cpe:/a:novell:opensuse:libpng16-tools-debuginfo, cpe:/o:novell:opensuse:15.1

Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 6/7/2019

Vulnerability Publication Date: 7/9/2018

Reference Information

CVE: CVE-2018-13785, CVE-2019-7317