Bug 1532962 (CVE-2018-5251)

Summary:	CVE-2018-5251 ming: Integer overflow in read.c:readSBits() can cause a denial of service via a crafted .swf file
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	dominik
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2018-03-28 21:25:10 UTC	Type:	---
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Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1520747
Bug Blocks:

Description Sam Fowler 2018-01-10 06:09:22 UTC

In libming 0.4.8, there is an integer signedness error vulnerability (left shift of a negative value) in the readSBits function (util/read.c). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted swf file.

References:
https://nvd.nist.gov/vuln/detail/CVE-2018-5251
https://github.com/libming/libming/issues/97

Comment 1 Sam Fowler 2018-01-10 06:12:40 UTC

Created ming tracking bugs for this issue:

Affects: fedora-all [bug 1520747]