Bug 56033 – libxml2: Multiple issues (5.0)

Bug 56033 - libxml2: Multiple issues (5.0)


Summary:	libxml2: 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 5.0-3-errata
Assigned To:	Quality Assurance
QA Contact:	Philipp Hahn

URL:
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2023-05-03 10:27 CEST by Quality Assurance
Modified:	2023-05-03 15:40 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:	5.9 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

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Description Quality Assurance

2023-05-03 10:27:56 CEST

New Debian libxml2 2.9.4+dfsg1-7+deb10u6 fixes:
This update addresses the following issues:
* NULL dereference in xmlSchemaFixupComplexType (CVE-2023-28484)
* Hashing of empty dict strings isn't deterministic (CVE-2023-29469)

Comment 1 Quality Assurance

2023-05-03 11:00:13 CEST

--- mirror/ftp/pool/main/libx/libxml2/libxml2_2.9.4+dfsg1-7+deb10u5.dsc
+++ apt/ucs_5.0-0-errata5.0-3/source/libxml2_2.9.4+dfsg1-7+deb10u6.dsc
@@ -1,3 +1,12 @@
+2.9.4+dfsg1-7+deb10u6 [Sat, 29 Apr 2023 21:03:02 +0200] Thorsten Alteholz <debian@alteholz.de>:
+
+  * Non-maintainer upload by the LTS Team.
+  * schemas: Fix null-pointer-deref in xmlSchemaCheckCOSSTDerivedOK
+  * CVE-2023-28484
+    Fix null deref in xmlSchemaFixupComplexType
+  * CVE-2023-29469
+    Hashing of empty dict strings isn't deterministic
+
 2.9.4+dfsg1-7+deb10u5 [Sun, 30 Oct 2022 15:32:24 +0100] Markus Koschany <apo@debian.org>:
 
   * Non-maintainer upload by the LTS team.

<http://piuparts.knut.univention.de/5.0-3/#2630192578444524574>

Comment 2 Philipp Hahn

2023-05-03 11:45:02 CEST

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

[5.0-3] 904c9a077e Bug #56033: libxml2 2.9.4+dfsg1-7+deb10u6
 doc/errata/staging/libxml2.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

[5.0-3] 6fe95312af Bug #56033: libxml2 2.9.4+dfsg1-7+deb10u6
 doc/errata/staging/libxml2.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Comment 3 Philipp Hahn

2023-05-03 15:40:43 CEST

<https://errata.software-univention.de/#/?erratum=5.0x652>