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Bug 53353 - libxml2: Multiple issues (4.4)
libxml2: Multiple issues (4.4)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 4.4
All Linux
: P3 normal (vote)
: UCS 4.4-8-errata
Assigned To: Quality Assurance
Erik Damrose
:
Depends on:
Blocks:
  Show dependency tree / graph
 
Reported: 2021-05-31 10:22 CEST by Quality Assurance
Modified: 2021-06-02 17:09 CEST (History)
0 users

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What kind of report is it?: Security Issue
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Max CVSS v3 score: 6.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

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Description Quality Assurance univentionstaff 2021-05-31 10:22:58 CEST 
New Debian libxml2 2.9.4+dfsg1-2.2+deb9u5 fixes:
This update addresses the following issue:
* Exponential entity expansion attack bypasses all existing protection  mechanisms (CVE-2021-3541)
Comment 1 Quality Assurance univentionstaff 2021-05-31 11:00:14 CEST 
--- mirror/ftp/4.4/unmaintained/component/4.4-8-errata/source/libxml2_2.9.4+dfsg1-2.2+deb9u4.dsc
+++ apt/ucs_4.4-0-errata4.4-8/source/libxml2_2.9.4+dfsg1-2.2+deb9u5.dsc
@@ -1,3 +1,10 @@
+2.9.4+dfsg1-2.2+deb9u5 [Sat, 29 May 2021 20:34:02 +0200] Thorsten Alteholz <debian@alteholz.de>:
+
+  * Non-maintainer upload by the LTS Team.
+  * CVE-2021-3541
+    Fix for "Parameter Laughs"-attack, that is similar to the
+    "Billion Laughs"-attacks found earlier in libexpat.
+
 2.9.4+dfsg1-2.2+deb9u4 [Mon, 10 May 2021 11:50:45 +0200] Emilio Pozuelo Monfort <pochu@debian.org>:
 
   * Non-maintainer upload by the LTS team.

<http://piuparts.knut.univention.de/4.4-8/#4482584142247179147>
Comment 2 Erik Damrose univentionstaff 2021-06-02 15:19:24 CEST 
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[4.4-8] 13cf162f1a Bug #53353: libxml2 2.9.4+dfsg1-2.2+deb9u5
 doc/errata/staging/libxml2.yaml | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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