Bug 53610 – krb5: Multiple issues (5.0)

Bug 53610 - krb5: Multiple issues (5.0)


Summary:	krb5: 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:	Erik Damrose

URL:
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Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2021-07-26 09:30 CEST by Quality Assurance
Modified:	2021-07-28 19:10 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:	7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

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Description Quality Assurance

2021-07-26 09:30:46 CEST

New Debian krb5 1.17-3+deb10u2 fixes:
This update addresses the following issue:
* sending a request containing a PA-ENCRYPTED-CHALLENGE padata element  without using FAST could result in null dereference in the KDC which leads  to DoS (CVE-2021-36222)

Comment 1 Quality Assurance

2021-07-26 09:59:53 CEST

--- mirror/ftp/pool/main/k/krb5/krb5_1.17-3+deb10u1.dsc
+++ apt/ucs_5.0-0-errata5.0-0/source/krb5_1.17-3+deb10u2.dsc
@@ -1,3 +1,7 @@
+1.17-3+deb10u2 [Thu, 22 Jul 2021 18:11:15 -0700] Benjamin Kaduk <kaduk@mit.edu>:
+
+  * Import upstream patch for CVE-2021-36222, Closes: #991365
+
 1.17-3+deb10u1 [Thu, 19 Nov 2020 17:42:57 +0100] Moritz Mühlenhoff <jmm@debian.org>:
 
   * CVE-2020-28196 (Closes: #973880)

<http://piuparts.knut.univention.de/5.0-0/#4642853011782837276>

Comment 2 Erik Damrose

2021-07-27 17:39:13 CEST

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

Comment 3 Erik Damrose

2021-07-28 19:10:15 CEST

<https://errata.software-univention.de/#/?erratum=5.0x54>