Bug 1489000 (CVE-2017-14107)

Summary:	CVE-2017-14107 libzip: Memory allocation failure in _zip_cdir_grow function
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	erik-fedora, fedora, jchaloup, manisandro, praiskup, rdieter
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libzip 1.3.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:24:41 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1489002, 1489003
Bug Blocks:

Description Andrej Nemec 2017-09-06 14:56:59 UTC

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 14:57:38 UTC

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]