Bug 48034

Summary:	exiv2: Multiple issues (4.2)
Product:	UCS	Reporter:	Quality Assurance <qa>
Component:	Security updates	Assignee:	Quality Assurance <qa>
Status:	CLOSED FIXED	QA Contact:	Philipp Hahn <hahn>
Severity:	normal
Priority:	P3
Version:	UCS 4.2
Target Milestone:	UCS 4.2-5-errata
Hardware:	All
OS:	Linux
What kind of report is it?:	Security Issue	What type of bug is this?:	---
Who will be affected by this bug?:	---	How will those affected feel about the bug?:	---
User Pain:		Enterprise Customer affected?:
School Customer affected?:		ISV affected?:
Waiting Support:		Flags outvoted (downgraded) after PO Review:
Ticket number:		Bug group (optional):
Max CVSS v3 score:	3.3 (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

Description Quality Assurance

2018-10-22 10:24:20 CEST

New Debian exiv2 0.24-4.1+deb8u2 fixes:
This update addresses the following issues:
* SIGABRT caused by memory allocation in  types.cpp:Exiv2::Internal::PngChunk::zlibUncompress() (CVE-2018-10958)
* heap-based buffer over-read in parseTXTChunk function (CVE-2018-10999)
* heap-based buffer over-read via a crafted image file (CVE-2018-16336)

Comment 1 Quality Assurance

2018-10-22 11:00:21 CEST

--- mirror/ftp/4.2/unmaintained/4.2-5/source/exiv2_0.24-4.1+deb8u1.dsc
+++ apt/ucs_4.2-0-errata4.2-5/source/exiv2_0.24-4.1+deb8u2.dsc
@@ -1,3 +1,11 @@
+0.24-4.1+deb8u2 [Sat, 20 Oct 2018 22:48:53 -0400] Roberto C. Sanchez <roberto@debian.org>:
+
+  * Non-maintainer upload by the LTS Security Team.
+  * Minor adjustment to the patch for CVE-2018-10958 and CVE-2018-10999.  The
+    initial patch was overly restrictive in counting PNG image chunks.
+  * CVE-2018-16336: remote denial of service (heap-based buffer over-read) via
+    a crafted image file.
+
 0.24-4.1+deb8u1 [Wed, 27 Jun 2018 08:09:34 -0400] Roberto C. Sanchez <roberto@debian.org>:
 
   * Non-maintainer upload by the LTS Security Team.

<http://10.200.17.11/4.2-5/#557510456598487924>

Comment 2 Philipp Hahn

2018-10-22 11:23:33 CEST

OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[4.2-5] 2ad0261ca6 Bug #48034: exiv2 0.24-4.1+deb8u2
 doc/errata/staging/exiv2.yaml | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

Comment 3 Arvid Requate

2018-10-24 17:51:26 CEST

<http://errata.software-univention.de/ucs/4.2/533.html>