Bug 48760 - tiff: Multiple issues (4.2)
tiff: Multiple issues (4.2)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 4.2
All Linux
: P3 normal (vote)
: UCS 4.2-5-errata
Assigned To: Quality Assurance
Philipp Hahn
:
Depends on:
Blocks:
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Reported: 2019-02-26 11:33 CET by Quality Assurance
Modified: 2019-02-27 14:06 CET (History)
0 users

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What kind of report is it?: Security Issue
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Max CVSS v3 score: 7.6 (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H)


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Description Quality Assurance univentionstaff 2019-02-26 11:33:58 CET
New Debian tiff 4.0.3-12.3+deb8u8 fixes:
This update addresses the following issues:
* NULL pointer dereference in function _TIFFmemcmp at tif_unix.c  (CVE-2018-17000)
* NULL pointer dereference in TIFFWriteDirectorySec function in  tif_dirwrite.c (CVE-2018-19210)
* integer overflow in libtiff/tif_dirwrite.c resulting in an invalid pointer  dereference (CVE-2019-7663)
Comment 1 Quality Assurance univentionstaff 2019-02-26 12:01:03 CET
--- mirror/ftp/4.2/unmaintained/component/4.2-5-errata/source/tiff_4.0.3-12.3+deb8u7.dsc
+++ apt/ucs_4.2-0-errata4.2-5/source/tiff_4.0.3-12.3+deb8u8.dsc
@@ -1,3 +1,16 @@
+4.0.3-12.3+deb8u8 [Mon, 18 Feb 2019 17:11:10 +1100] Brian May <bam@debian.org>:
+
+  * Non-maintainer upload by the LTS Team.
+  * Fix CVE-2018-19210: NULL pointer dereference
+    There is a NULL pointer dereference in the TIFFWriteDirectorySec function
+    in tif_dirwrite.c that will lead to a denial of service attack, as
+    demonstrated by tiffset.
+  * Fix CVE-2018-17000 CVE-2019-7663: NULL pointer dereference
+    A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called
+    from TIFFWriteDirectoryTagTransferfunction) allows an attacker
+    to cause a denial-of-service through a crafted tiff file. This vulnerability
+    can be triggered by the executable tiffcp.
+
 4.0.3-12.3+deb8u7 [Sun, 28 Oct 2018 12:03:02 +0100] Thorsten Alteholz <debian@alteholz.de>:
 
   * Non-maintainer upload by the LTS Team. 

<http://10.200.17.11/4.2-5/#573244148455776812>
Comment 2 Philipp Hahn univentionstaff 2019-02-26 18:32:33 CET
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[4.2-5] a93ebe6b53 Bug #48760: tiff 4.0.3-12.3+deb8u8
 doc/errata/staging/tiff.yaml | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
Comment 3 Arvid Requate univentionstaff 2019-02-27 14:06:38 CET
<http://errata.software-univention.de/ucs/4.2/607.html>