Bug 1947458 (CVE-2021-30472)

Summary:	CVE-2021-30472 podofo: stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dan, manisandro
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in PoDoFo 0.9.7. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-04-08 23:35:29 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:	1947646, 1947644, 1947645
Bug Blocks:	1947624

Description Guilherme de Almeida Suckevicz 2021-04-08 14:06:03 UTC

A flaw was found in PoDoFo. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.

Reference:
https://sourceforge.net/p/podofo/tickets/132/

Comment 1 Guilherme de Almeida Suckevicz 2021-04-08 19:05:55 UTC

Created mingw-podofo tracking bugs for this issue:

Affects: fedora-all [bug 1947644]


Created podofo tracking bugs for this issue:

Affects: fedora-all [bug 1947645]

Comment 2 Guilherme de Almeida Suckevicz 2021-04-08 19:07:41 UTC

Created podofo tracking bugs for this issue:

Affects: epel-7 [bug 1947646]

Comment 3 Product Security DevOps Team 2021-04-08 23:35:29 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.