Bug 1529145 (CVE-2017-17786)

Summary:	CVE-2017-17786 gimp: Heap-based buffer over-read in ReadImage function in plug-ins/common/file-tga.c
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	jridky, nphilipp, phracek
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:	2021-10-21 19:52:53 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:	1529149, 1857521
Bug Blocks:	1856625

Description Pedro Sampaio 2017-12-26 18:17:24 UTC

In GIMP 2.8.22, there is a heap-based buffer over-read in ReadImage in plug-ins/common/file-tga.c (related to bgr2rgb.part.1) via an unexpected bits-per-pixel value for an RGBA image.

Upstream bug:

https://bugzilla.gnome.org/show_bug.cgi?id=739134

Upstream patch:

https://git.gnome.org/browse/GIMP/commit/?id=674b62ad45b6579ec6d7923dc3cb1ef4e8b5498b
https://git.gnome.org/browse/GIMP/commit/?id=8ea316667c8a3296bce2832b3986b58d0fdfc077
https://git.gnome.org/browse/GIMP/commit/?id=22e2571c25425f225abdb11a566cc281fca6f366

Comment 1 Pedro Sampaio 2017-12-26 18:31:18 UTC

Created gimp tracking bugs for this issue:

Affects: fedora-all [bug 1529149]