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Arch Linux Security Advisory ASA-201701-2
========================================
Severity: Low
Date    : 2017-01-01
CVE-ID  : CVE-2016-10087
Package : libpng
Type    : denial of service
Remote  : Yes
Link    : https://security.archlinux.org/AVG-119

Summary
======
The package libpng before version 1.6.27-1 is vulnerable to denial of
service.

Resolution
=========
Upgrade to 1.6.27-1.

# pacman -Syu "libpng>=1.6.27-1"

The problem has been fixed upstream in version 1.6.27.

Workaround
=========
None.

Description
==========
A NULL-pointer dereference issue has been found in png_set_text_2() in
libpng <= 1.6.26 and >= 0.71. To be vulnerable, an application has to
load a text chunk into the png structure, then delete all text, then
add another text chunk to the same png structure.

Impact
=====
A remote attacker is able to crash the application under certain
circumstances.

References
=========
https://seclists.org/oss-sec/2016/q4/782
https://security.archlinux.org/CVE-2016-10087

ArchLinux: 201701-2: libpng: denial of service

January 2, 2017

Summary

A NULL-pointer dereference issue has been found in png_set_text_2() in libpng <= 1.6.26 and >= 0.71. To be vulnerable, an application has to load a text chunk into the png structure, then delete all text, then add another text chunk to the same png structure.

Resolution

Upgrade to 1.6.27-1. # pacman -Syu "libpng>=1.6.27-1"
The problem has been fixed upstream in version 1.6.27.

References

https://seclists.org/oss-sec/2016/q4/782 https://security.archlinux.org/CVE-2016-10087

Severity
Package : libpng
Type : denial of service
Remote : Yes
Link : https://security.archlinux.org/AVG-119

Workaround

None.

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