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Bug 53267 - lz4: Multiple issues (4.4)
lz4: 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: 2021-05-17 10:34 CEST by Quality Assurance
Modified: 2021-05-19 18:01 CEST (History)
0 users

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What kind of report is it?: Security Issue
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Max CVSS v3 score: 8.6 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H)

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Description Quality Assurance univentionstaff 2021-05-17 10:34:50 CEST 
New Debian lz4 0.0~r131-2+deb9u1 fixes:
This update addresses the following issue:
* memory corruption due to an integer overflow bug caused by memmove argument  (CVE-2021-3520)
Comment 1 Quality Assurance univentionstaff 2021-05-17 11:00:31 CEST 
--- mirror/ftp/4.3/unmaintained/4.3-0/source/lz4_0.0~r131-2.dsc
+++ apt/ucs_4.4-0-errata4.4-8/source/lz4_0.0~r131-2+deb9u1.dsc
@@ -1,3 +1,8 @@
+0.0~r131-2+deb9u1 [Wed, 12 May 2021 10:41:05 +0100] Chris Lamb <lamby@debian.org>:
+
+  * CVE-2021-3520: Fix a potential memory corruption vulnerability that could
+    be exploited with a negative memmove(3) size argument. (Closes: #987856)
+
 0.0~r131-2 [Thu, 18 Feb 2016 00:27:54 +0900] Nobuhiro Iwamatsu <iwamatsu@debian.org>:
 
   * Add support cross compile. (Closes: #814687)

<http://piuparts.knut.univention.de/4.4-8/#6105387782039064262>
Comment 2 Erik Damrose univentionstaff 2021-05-18 17:00:44 CEST 
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts
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