libpng libpng CVE-2019-7317 vulnerability in Libpng and Other Products
Published on February 4, 2019

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png_image_free in png.c in libpng 1.6.x before 1.6.37 has a use-after-free because png_image_free_function is called under png_safe_execute.

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Vulnerability Analysis

CVE-2019-7317 can be exploited with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is a Dangling pointer Vulnerability?

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

CVE-2019-7317 has been classified to as a Dangling pointer vulnerability or weakness.


Products Associated with CVE-2019-7317

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2019-7317 are published in these products:

Libpng
 
Canonical Ubuntu Linux
 
Debian Linux
 
Oracle Hyperion Infrastructure Technology
 
Oracle Java
 
Oracle MySQL
 
HP Xp7 Command View
 
Hpe Xp7 Command View Advanced Edition Suite
 
Mozilla FireFox Extended Support Release (ESR)
 
Mozilla Thunderbird
 
OpenSuse Leap
 
NetApp Active Iq Unified Manager
 
NetApp Cloud Backup
 
NetApp E Series Santricity Management
 
NetApp E Series Santricity Storage Manager
 
NetApp E Series Santricity Unified Manager
 
NetApp E Series Santricity Web Services
 
NetApp Oncommand Insight
 
NetApp Oncommand Workflow Automation
 
NetApp Plug In For Symantec Netbackup
 
NetApp Snapmanager
 
NetApp Steelstore
 
Red Hat Satellite
 
Red Hat Enterprise Linux (RHEL)
 
Red Hat Enterprise Linux Desktop
 
Red Hat Enterprise Linux Ibm Z Systems
 
Red Hat Enterprise Linux Power Big Endian
 
Red Hat Enterprise Linux Power Little Endian
 
Red Hat Enterprise Linux Scientific Computing
 
Red Hat Enterprise Linux Workstation
 
Oracle Jdk
 
Mozilla Firefox
 

Exploit Probability

EPSS
0.57%
Percentile
68.84%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.