Bug 55474 - krb5: Multiple issues (5.0)
krb5: 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:
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Reported: 2022-12-06 08:00 CET by Quality Assurance
Modified: 2022-12-07 17:57 CET (History)
0 users

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Max CVSS v3 score: 6.4 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L)


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Description Quality Assurance univentionstaff 2022-12-06 08:00:31 CET
New Debian krb5 1.17-3+deb10u5 fixes:
This update addresses the following issue:
1.17-3+deb10u4 (Tue, 23 Aug 2022 14:28:40 -0600)
* Use SHA256 as Pkinit CMS Digest,
* integer overflow vulnerabilities in PAC parsing (CVE-2022-42898)
Comment 1 Quality Assurance univentionstaff 2022-12-06 09:00:24 CET
--- mirror/ftp/pool/main/k/krb5/krb5_1.17-3+deb10u3.dsc
+++ apt/ucs_5.0-0-errata5.0-2/source/krb5_1.17-3+deb10u5.dsc
@@ -1,3 +1,14 @@
+1.17-3+deb10u5 [Tue, 29 Nov 2022 12:10:12 +0000] Chris Lamb <lamby@debian.org>:
+
+  * Non-maintainer upload by the Debian LTS team.
+  * CVE-2022-42898: Prevent integer overflows in PAC parsing; potentially
+    critical for 32-bit KDCs or when cross-realm acts maliciously.
+    (Closes: #1024267)
+
+1.17-3+deb10u4 [Tue, 23 Aug 2022 14:28:40 -0600] Sam Hartman <hartmans@debian.org>:
+
+  * Use SHA256 as Pkinit CMS Digest, Closes: #1017995
+
 1.17-3+deb10u3 [Sun, 29 Aug 2021 16:23:02 -0600] Sam Hartman <hartmans@debian.org>:
 
   * Fix KDC null dereference crash on FAST request with no server field,

<http://piuparts.knut.univention.de/5.0-2/#4642853011779589701>
Comment 2 Philipp Hahn univentionstaff 2022-12-07 17:24:09 CET
OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[5.0-2] 90e197f001 Bug #55474: krb5 1.17-3+deb10u5
 doc/errata/staging/krb5.yaml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

[5.0-2] cf21fce5fa Bug #55474: krb5 1.17-3+deb10u5
 doc/errata/staging/krb5.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)