Bug 1489000 – CVE-2017-14107 libzip: Memory allocation failure in _zip_cdir_grow function

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Bug 1489000 - (CVE-2017-14107) CVE-2017-14107 libzip: Memory allocation failure in _zip_cdir_grow function

Summary:	CVE-2017-14107 libzip: Memory allocation failure in _zip_cdir_grow function

Status:	NEW

Aliases:	CVE-2017-14107

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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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20170829,reported=2...
Keywords:	Security

Depends On:	1489002 1489003
Blocks:
	Show dependency tree / graph

Reported:	2017-09-06 10:56 EDT by Andrej Nemec
Modified:	2017-09-06 11:58 EDT (History)
CC List:	6 users (show)

See Also:
Fixed In Version:	libzip 1.3.0
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Description Andrej Nemec 2017-09-06 10:56:59 EDT

The _zip_read_eocd64 function in zip_open.c in libzip before 1.3.0 mishandles EOCD records, which allows attackers to cause a denial of service (memory allocation failure in _zip_cdir_grow in zip_dirent.c) via a crafted ZIP archive.

Upstream patch:

https://github.com/nih-at/libzip/commit/9b46957ec98d85a572e9ef98301247f39338a3b5

References:

https://blogs.gentoo.org/ago/2017/09/01/libzip-memory-allocation-failure-in-_zip_cdir_grow-zip_dirent-c/

Comment 1 Andrej Nemec 2017-09-06 10:57:38 EDT

Created libzip tracking bugs for this issue:

Affects: fedora-25 [bug 1489003]


Created mingw-libzip tracking bugs for this issue:

Affects: fedora-all [bug 1489002]

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