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Bug 1591887 (CVE-2018-5805)

Summary:	CVE-2018-5805 LibRaw: Stack-based buffer overflow in quicktake_100_load_raw() function in internal/dcraw_common.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:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	debarshir, extras-orphan, gwync, hobbes1069, jridky, manisandro, mattdm, mattia.verga, nphilipp, ry, sebastian, siddharth.kde, siddhesh, than, thibault.north
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	LibRaw 0.18.8	Doc Type:	If docs needed, set a value
Doc Text:	LibRaw is vulnerable to stack-based buffer overflow in internal/dcraw_common.cpp:quicktake_100_load_raw() function when processing specially-crafted RAW data. An attacker could potentially use this flaw to cause an arbitrary code execution or denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:29:16 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:	1543597, 1591889, 1591890, 1591891, 1591892, 1591893, 1591894, 1610500, 1610509, 1610704, 1610705
Bug Blocks:

Description Pedro Sampaio 2018-06-15 18:08:49 UTC

A boundary error within the "quicktake_100_load_raw()" function
(internal/dcraw_common.cpp) can be exploited to cause a stack-based
buffer overflow and subsequently cause a crash.

References:

https://secuniaresearch.flexerasoftware.com/secunia_research/2018-03

Comment 1 Pedro Sampaio 2018-06-15 18:10:51 UTC

Created LibRaw tracking bugs for this issue:

Affects: epel-6 [bug 1591894]
Affects: fedora-all [bug 1591891]


Created dcraw tracking bugs for this issue:

Affects: fedora-all [bug 1591889]


Created libkdcraw tracking bugs for this issue:

Affects: fedora-all [bug 1591893]


Created mingw-LibRaw tracking bugs for this issue:

Affects: fedora-all [bug 1591892]


Created rawtherapee tracking bugs for this issue:

Affects: fedora-all [bug 1591890]

Comment 2 Adam Mariš 2018-07-26 14:47:14 UTC

Upstream fix:

https://github.com/LibRaw/LibRaw/commit/9f26ce37f5be86ea11bfc6831366558650b1f6ff

Comment 4 Adam Mariš 2018-07-31 19:14:59 UTC

Statement:

This issue did not affect the versions of dcraw as shipped with Red Hat Enterprise Linux 5 as they did not include the vulnerable code.

This issue affects the versions of dcraw as shipped with Red Hat Enterprise Linux 6. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Moderate, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Comment 6 errata-xmlrpc 2018-10-30 07:29:24 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:3065 https://access.redhat.com/errata/RHSA-2018:3065

Comment 7 Debarshi Ray 2018-11-22 16:31:43 UTC

This was fixed in LibRaw-0.18.8 and LibRaw-0.19.0-Beta1.