Arch Linux Security Advisory ASA-201701-6

Severity: Low
Date : 2017-01-02
CVE-ID : CVE-2016-10087
Package : lib32-libpng12
Type : denial of service
Remote : Yes
Link : https://security.archlinux.org/AVG-121

Summary

The package lib32-libpng12 before version 1.2.57-1 is vulnerable to
denial of service.

Resolution

Upgrade to 1.2.57-1.

pacman -Syu “lib32-libpng12>=1.2.57-1”

The problem has been fixed upstream in version 1.2.57.

Workaround

None.

Description

A NULL-pointer dereference issue has been found in png_set_text_2() in
libpng. 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

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