Bug 53405 – lz4: Multiple issues (5.0)

Bug 53405 - lz4: Multiple issues (5.0)


Summary:	lz4: Multiple issues (5.0)

Status:	CLOSED FIXED

Product:	UCS
Classification:	Unclassified
Component:	Security updates
Version:	UCS 5.0
Hardware:	All Linux

Importance:	P3 normal (vote)
Target Milestone:	UCS 5.0-0-errata
Assigned To:	Quality Assurance
QA Contact:	Philipp Hahn

URL:
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2021-06-05 17:33 CEST by Quality Assurance
Modified:	2021-06-09 19:26 CEST (History)
CC List:	0 users

See Also:
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?:	---
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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

2021-06-05 17:33:00 CEST

New Debian lz4 1.8.3-1+deb10u1 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

2021-06-06 09:35:22 CEST

--- mirror/ftp/pool/main/l/lz4/lz4_1.8.3-1.dsc
+++ apt/ucs_5.0-0-errata5.0-0/source/lz4_1.8.3-1+deb10u1.dsc
@@ -1,3 +1,9 @@
+1.8.3-1+deb10u1 [Sun, 16 May 2021 21:23:00 +0200] Salvatore Bonaccorso <carnil@debian.org>:
+
+  * Non-maintainer upload by the Security Team.
+  * Fix potential memory corruption with negative memmove() size
+    (CVE-2021-3520) (Closes: #987856)
+
 1.8.3-1 [Tue, 25 Sep 2018 22:26:58 +0900] Nobuhiro Iwamatsu <iwamatsu@debian.org>:
 
   * New upstream release.

<http://piuparts.knut.univention.de/5.0-0/#9152902414270417240>

Comment 2 Philipp Hahn

2021-06-06 10:07:41 CEST

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

Comment 3 Erik Damrose

2021-06-09 19:26:06 CEST

<https://errata.software-univention.de/#/?erratum=5.0x7>