Bug 1483696 (CVE-2017-12863)

Summary:	CVE-2017-12863 opencv: Integer overflow in PxMDecoder::readData function in imgcodecs/src/grfmt_pxm.cpp
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	databases-maint, hhorak, jmlich83, jridky, karlthered, kwizart, nomis80, sergio
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-11-25 05:05:02 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:	1483700
Bug Blocks:

Description Pedro Sampaio 2017-08-21 18:39:23 UTC

In opencv/modules/imgcodecs/src/grfmt_pxm.cpp, function
PxMDecoder::readData has a integer overflow when calculate src_pitch.
If the image is from remote, may lead to remote code execution or
denial of service. This affects Opencv 3.3 and earlier.

Upstream bug:

https://github.com/opencv/opencv/issues/9371

Comment 1 Pedro Sampaio 2017-08-21 18:45:47 UTC

Created opencv tracking bugs for this issue:

Affects: fedora-all [bug 1483700]