Bug 55358 - expat: Multiple issues (5.0)
expat: Multiple issues (5.0)
Status: CLOSED FIXED
Product: UCS
Classification: Unclassified
Component: Security updates
UCS 5.0
All Linux
: P3 normal (vote)
: UCS 5.0-2-errata
Assigned To: Quality Assurance
Philipp Hahn
:
Depends on:
Blocks:
  Show dependency treegraph
 
Reported: 2022-10-28 10:33 CEST by Quality Assurance
Modified: 2022-11-02 16:47 CET (History)
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?: ---
User Pain:
Enterprise Customer affected?:
School Customer affected?:
ISV affected?:
Waiting Support:
Flags outvoted (downgraded) after PO Review:
Ticket number:
Bug group (optional):
Max CVSS v3 score: 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) NVD


Attachments

Note You need to log in before you can comment on or make changes to this bug.
Description Quality Assurance univentionstaff 2022-10-28 10:33:56 CEST
New Debian expat 2.2.6-2+deb10u6 fixes:
This update addresses the following issue:
* In libexpat through 2.4.9, there is a use-after free caused by overeager  destruction of a shared DTD in XML_ExternalEntityParserCreate in  out-of-memory situations. (CVE-2022-43680)
Comment 1 Quality Assurance univentionstaff 2022-10-28 11:00:09 CEST
--- mirror/ftp/pool/main/e/expat/expat_2.2.6-2+deb10u5.dsc
+++ apt/ucs_5.0-0-errata5.0-2/source/expat_2.2.6-2+deb10u6.dsc
@@ -1,3 +1,10 @@
+2.2.6-2+deb10u6 [Fri, 28 Oct 2022 02:57:28 +0530] Utkarsh Gupta <utkarsh@debian.org>:
+
+  * Non-maintainer upload by the LTS Team.
+  * Add patch to fix heap use-after-free after overeager destruction
+    of a shared DTD in function XML_ExternalEntityParserCreate in
+    out-of-memory situations. (Fixes: CVE-2022-43680) (Closes: #1022743)
+
 2.2.6-2+deb10u5 [Sat, 24 Sep 2022 11:03:02 +0200] Thorsten Alteholz <debian@alteholz.de>:
 
   * Non-maintainer upload by the LTS Team.

<http://piuparts.knut.univention.de/5.0-2/#1674530331996458866>
Comment 2 Philipp Hahn univentionstaff 2022-11-01 18:19:37 CET
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[5.0-2] 97d4e35ae1 Bug #55358: expat 2.2.6-2+deb10u6
 doc/errata/staging/expat.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

[5.0-2] a707011980 Bug #55358: expat 2.2.6-2+deb10u6
 doc/errata/staging/expat.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)