Bug 1947591 (CVE-2021-26945)

Summary:	CVE-2021-26945 OpenEXR: Integer-overflow in bool Imf_2_5::readDeepTile<Imf_2_5::DeepTiledInputPart>
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	jeischma, jridky, manisandro, rdieter, rh-spice-bugs
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	OpenEXR 3.0.1	Doc Type:	If docs needed, set a value
Doc Text:	An integer overflow leading to a heap-buffer overflow was found in OpenEXR. An attacker could use this flaw to crash an application compiled with OpenEXR.	Story Points:	---
Clone Of:		Environment:
Last Closed:		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:	1947592, 1952468, 1952469, 1952470, 1952471, 1952472
Bug Blocks:	1947625

Description Pedro Sampaio 2021-04-08 17:59:09 UTC

Integer-overflow in bool Imf_2_5::readDeepTile<Imf_2_5::DeepTiledInputPart>

References:

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31221
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31228

Comment 1 Pedro Sampaio 2021-04-08 17:59:34 UTC

Created OpenEXR tracking bugs for this issue:

Affects: fedora-all [bug 1947592]

Comment 2 Huzaifa S. Sidhpurwala 2021-04-22 10:49:41 UTC

*** Bug 1947589 has been marked as a duplicate of this bug. ***

Comment 3 Huzaifa S. Sidhpurwala 2021-04-22 10:53:45 UTC

Upstream PR: https://github.com/AcademySoftwareFoundation/openexr/pull/930
Upstream patch: 
https://github.com/AcademySoftwareFoundation/openexr/pull/930/commits/0445bd02f9b70d6f9d82d270f5b9d1ad86f3bccc
https://github.com/AcademySoftwareFoundation/openexr/pull/930/commits/b73ec53bd24ba116d7bf48ebdc868301c596706e

Comment 4 Huzaifa S. Sidhpurwala 2021-04-22 10:55:10 UTC

Created mingw-OpenEXR tracking bugs for this issue:

Affects: fedora-all [bug 1952468]