Bug 1464449 (CVE-2017-9815) - CVE-2017-9815 libtiff: Memory leak in the TIFFReadDirEntryLong8Array function
Summary: CVE-2017-9815 libtiff: Memory leak in the TIFFReadDirEntryLong8Array function
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-9815
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1464450
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-06-23 12:46 UTC by Pedro Sampaio
Modified: 2021-02-17 02:00 UTC (History)
2 users (show)

Fixed In Version:
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Environment:
Last Closed: 2017-06-23 12:49:13 UTC
Embargoed:

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Description Pedro Sampaio 2017-06-23 12:46:24 UTC 
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in
libtiff/tif_dirread.c mishandles a malloc operation, which allows
attackers to cause a denial of service (memory leak within the function
_TIFFmalloc in tif_unix.c) via a crafted file.

Upstream bug:
http://bugzilla.maptools.org/show_bug.cgi?id=2682
Comment 1 Pedro Sampaio 2017-06-23 12:46:32 UTC 
External References:

http://somevulnsofadlab.blogspot.com.br/2017/06/libtiffmemory-leak-in-tiffmalloc.html
Comment 2 Pedro Sampaio 2017-06-23 12:46:56 UTC 
Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1464450]
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