Bug 2294677 (CVE-2024-37370)

Summary: CVE-2024-37370 krb5: GSS message token handling
Product: [Other] Security Response Reporter: Patrick Del Bello <pdelbell>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: abokovoy, adudiak, bdettelb, brking, crizzo, davidn, doconnor, epacific, haoli, hkataria, jajackso, jcammara, jhardy, jmitchel, jneedle, jobarker, jrische, jtanner, kegrant, koliveir, kshier, mabashia, omaciel, pbraun, shvarugh, simaishi, smcdonal, stcannon, teagle, tfister, thavo, yguenane, zsadeh
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A vulnerability was found in the MIT Kerberos 5 GSS krb5 wrap token, where an attacker can modify the plaintext Extra Count field, causing the unwrapped token to appear truncated to the application, occurs when the attacker alters the token data during transmission which can lead to improper handling of authentication tokens.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2294678    
Bug Blocks: 2294679    

Description Patrick Del Bello 2024-06-28 03:22:09 UTC
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.

Reference and upstream patch:
https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef

Comment 1 Patrick Del Bello 2024-06-28 03:27:49 UTC
Created krb5 tracking bugs for this issue:

Affects: fedora-all [bug 2294678]

Comment 6 errata-xmlrpc 2024-07-23 14:55:04 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service

Via RHSA-2024:4734 https://access.redhat.com/errata/RHSA-2024:4734

Comment 7 errata-xmlrpc 2024-07-23 15:27:54 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:4743 https://access.redhat.com/errata/RHSA-2024:4743

Comment 8 errata-xmlrpc 2024-08-07 10:16:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2024:5076 https://access.redhat.com/errata/RHSA-2024:5076

Comment 9 errata-xmlrpc 2024-08-13 15:27:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:5312 https://access.redhat.com/errata/RHSA-2024:5312

Comment 10 errata-xmlrpc 2024-08-13 15:39:56 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7.7 Advanced Update Support

Via RHSA-2024:5316 https://access.redhat.com/errata/RHSA-2024:5316

Comment 11 errata-xmlrpc 2024-08-20 15:49:52 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2024:5625 https://access.redhat.com/errata/RHSA-2024:5625

Comment 12 errata-xmlrpc 2024-08-20 16:08:15 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:5643 https://access.redhat.com/errata/RHSA-2024:5643

Comment 13 errata-xmlrpc 2024-08-27 07:42:27 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2024:5884 https://access.redhat.com/errata/RHSA-2024:5884

Comment 14 errata-xmlrpc 2024-09-03 16:40:35 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:6166 https://access.redhat.com/errata/RHSA-2024:6166

Comment 15 errata-xmlrpc 2024-09-26 13:28:38 UTC
This issue has been addressed in the following products:

  Service Interconnect 1.4 for RHEL 9

Via RHSA-2024:7213 https://access.redhat.com/errata/RHSA-2024:7213

Comment 16 errata-xmlrpc 2024-09-30 10:26:19 UTC
This issue has been addressed in the following products:

  Service Interconnect 1 for RHEL 9

Via RHSA-2024:7374 https://access.redhat.com/errata/RHSA-2024:7374