Bug 2450625 (CVE-2026-33846) - CVE-2026-33846 gnutls: GnuTLS: Denial of Service via heap buffer overflow in DTLS handshake fragment reassembly
Summary: CVE-2026-33846 gnutls: GnuTLS: Denial of Service via heap buffer overflow in ...
Keywords:
Status: NEW
Alias: CVE-2026-33846
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2477363
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-24 05:39 UTC by OSIDB Bzimport
Modified: 2026-09-17 17:11 UTC (History)
23 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2026:20910 0 None None None 2026-05-26 12:27:00 UTC
Red Hat Product Errata RHBA-2026:20937 0 None None None 2026-05-26 15:25:13 UTC
Red Hat Product Errata RHSA-2026:20611 0 None None None 2026-05-26 06:15:28 UTC
Red Hat Product Errata RHSA-2026:20612 0 None None None 2026-05-26 06:20:04 UTC
Red Hat Product Errata RHSA-2026:20613 0 None None None 2026-05-26 06:17:58 UTC
Red Hat Product Errata RHSA-2026:26409 0 None None None 2026-06-16 16:39:22 UTC
Red Hat Product Errata RHSA-2026:30004 0 None None None 2026-06-25 18:07:33 UTC
Red Hat Product Errata RHSA-2026:30849 0 None None None 2026-06-29 02:48:28 UTC
Red Hat Product Errata RHSA-2026:30850 0 None None None 2026-06-29 02:30:14 UTC
Red Hat Product Errata RHSA-2026:32962 0 None None None 2026-06-29 09:47:28 UTC
Red Hat Product Errata RHSA-2026:33125 0 None None None 2026-06-29 15:07:25 UTC
Red Hat Product Errata RHSA-2026:34372 0 None None None 2026-07-01 18:45:59 UTC
Red Hat Product Errata RHSA-2026:41921 0 None None None 2026-07-20 06:27:58 UTC
Red Hat Product Errata RHSA-2026:56786 0 None None None 2026-08-31 02:03:13 UTC
Red Hat Product Errata RHSA-2026:56853 0 None None None 2026-08-31 02:04:02 UTC
Red Hat Product Errata RHSA-2026:56911 0 None None None 2026-08-31 02:02:23 UTC
Red Hat Product Errata RHSA-2026:57402 0 None None None 2026-08-26 16:32:47 UTC
Red Hat Product Errata RHSA-2026:57483 0 None None None 2026-08-26 15:56:01 UTC
Red Hat Product Errata RHSA-2026:59831 0 None None None 2026-09-03 12:01:52 UTC
Red Hat Product Errata RHSA-2026:60019 0 None None None 2026-09-03 08:58:40 UTC
Red Hat Product Errata RHSA-2026:65839 0 None None None 2026-09-17 17:11:16 UTC

Description OSIDB Bzimport 2026-03-24 05:39:41 UTC 
Heap Buffer Overflow in DTLS Handshake Fragment Reassembly via Inconsistent message_length
Comment 3 errata-xmlrpc 2026-05-26 06:15:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:20611 https://access.redhat.com/errata/RHSA-2026:20611
Comment 4 errata-xmlrpc 2026-05-26 06:17:56 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:20613 https://access.redhat.com/errata/RHSA-2026:20613
Comment 5 errata-xmlrpc 2026-05-26 06:20:03 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:20612 https://access.redhat.com/errata/RHSA-2026:20612
Comment 11 errata-xmlrpc 2026-06-16 16:39:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:26409 https://access.redhat.com/errata/RHSA-2026:26409
Comment 12 errata-xmlrpc 2026-06-25 18:07:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:30004 https://access.redhat.com/errata/RHSA-2026:30004
Comment 13 errata-xmlrpc 2026-06-29 02:30:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:30850 https://access.redhat.com/errata/RHSA-2026:30850
Comment 14 errata-xmlrpc 2026-06-29 02:48:26 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 Extended Update Support Long-Life Add-On

Via RHSA-2026:30849 https://access.redhat.com/errata/RHSA-2026:30849
Comment 15 errata-xmlrpc 2026-06-29 09:47:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:32962 https://access.redhat.com/errata/RHSA-2026:32962
Comment 16 errata-xmlrpc 2026-06-29 15:07:24 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 Extended Update Support Long-Life Add-On

Via RHSA-2026:33125 https://access.redhat.com/errata/RHSA-2026:33125
Comment 17 errata-xmlrpc 2026-07-01 18:45:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:34372 https://access.redhat.com/errata/RHSA-2026:34372
Comment 18 errata-xmlrpc 2026-07-20 06:27:56 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:41921 https://access.redhat.com/errata/RHSA-2026:41921
Comment 20 errata-xmlrpc 2026-08-26 15:55:58 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:57483 https://access.redhat.com/errata/RHSA-2026:57483
Comment 21 errata-xmlrpc 2026-08-26 16:32:44 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:57402 https://access.redhat.com/errata/RHSA-2026:57402
Comment 22 errata-xmlrpc 2026-08-31 02:02:20 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.15

Via RHSA-2026:56911 https://access.redhat.com/errata/RHSA-2026:56911
Comment 23 errata-xmlrpc 2026-08-31 02:03:11 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:56786 https://access.redhat.com/errata/RHSA-2026:56786
Comment 24 errata-xmlrpc 2026-08-31 02:03:59 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:56853 https://access.redhat.com/errata/RHSA-2026:56853
Comment 25 errata-xmlrpc 2026-09-03 08:58:37 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:60019 https://access.redhat.com/errata/RHSA-2026:60019
Comment 26 errata-xmlrpc 2026-09-03 12:01:50 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:59831 https://access.redhat.com/errata/RHSA-2026:59831
Comment 27 Jon Orris 2026-09-17 17:11:14 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:65839 https://access.redhat.com/errata/RHSA-2026:65839
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