Bug 1475389 – CVE-2017-11571 fontforge: Stack-buffer overflow in addnibble function

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Bug 1475389 - (CVE-2017-11571) CVE-2017-11571 fontforge: Stack-buffer overflow in addnibble function

Summary:	CVE-2017-11571 fontforge: Stack-buffer overflow in addnibble function

Status:	CLOSED WONTFIX

Aliases:	CVE-2017-11571

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
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Target Release:	---
Assigned To:	Red Hat Product Security
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URL:
Whiteboard:	impact=low,public=20170614,reported=2...
Keywords:	Security

Depends On:	1475398
Blocks:
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Reported:	2017-07-26 10:37 EDT by Andrej Nemec
Modified:	2017-07-31 04:25 EDT (History)
CC List:	5 users (show)

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Last Closed:	2017-07-26 10:44:00 EDT
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Description Andrej Nemec 2017-07-26 10:37:40 EDT

FontForge 20161012 is vulnerable to a stack-based buffer overflow in addnibble (parsettf.c) resulting in DoS via a crafted otf file.

Upstream issue:

https://github.com/fontforge/fontforge/issues/3087

Comment 1 Andrej Nemec 2017-07-26 10:45:58 EDT

Created fontforge tracking bugs for this issue:

Affects: fedora-all [bug 1475398]

Comment 2 Parag Nemade 2017-07-31 04:25:18 EDT

Fixed in rawhide build fontforge-20170731-1.fc27

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