Bug 2405829 (CVE-2025-40780) - CVE-2025-40780 bind: Cache poisoning due to weak PRNG
Summary: CVE-2025-40780 bind: Cache poisoning due to weak PRNG
Keywords:
Status: NEW
Alias: CVE-2025-40780
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: 2394406 2405831 2405832 2405833 2405834
Blocks: 2406399
TreeView+ depends on / blocked
 
Reported: 2025-10-22 15:22 UTC by OSIDB Bzimport
Modified: 2026-01-30 14:19 UTC (History)
1 user (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-2025:20022 0 None None None 2025-11-10 13:02:13 UTC
Red Hat Product Errata RHBA-2025:20023 0 None None None 2025-11-10 12:59:45 UTC
Red Hat Product Errata RHBA-2025:21127 0 None None None 2025-11-12 13:24:58 UTC
Red Hat Product Errata RHBA-2025:21464 0 None None None 2025-11-17 08:27:08 UTC
Red Hat Product Errata RHSA-2025:19793 0 None None None 2025-11-05 11:51:24 UTC
Red Hat Product Errata RHSA-2025:19912 0 None None None 2025-11-06 15:39:26 UTC
Red Hat Product Errata RHSA-2025:19950 0 None None None 2025-11-10 02:34:18 UTC
Red Hat Product Errata RHSA-2025:19951 0 None None None 2025-11-10 02:42:21 UTC
Red Hat Product Errata RHSA-2025:21034 0 None None None 2025-11-11 19:49:27 UTC
Red Hat Product Errata RHSA-2025:21110 0 None None None 2025-11-12 10:38:51 UTC
Red Hat Product Errata RHSA-2025:21111 0 None None None 2025-11-12 10:35:00 UTC
Red Hat Product Errata RHSA-2025:21817 0 None None None 2025-11-20 07:56:41 UTC
Red Hat Product Errata RHSA-2025:21887 0 None None None 2025-11-20 20:42:55 UTC
Red Hat Product Errata RHSA-2025:21889 0 None None None 2025-11-20 21:08:54 UTC
Red Hat Product Errata RHSA-2025:21939 0 None None None 2025-11-24 10:32:19 UTC
Red Hat Product Errata RHSA-2025:22168 0 None None None 2025-11-26 07:23:53 UTC
Red Hat Product Errata RHSA-2026:0316 0 None None None 2026-01-15 05:11:22 UTC
Red Hat Product Errata RHSA-2026:0326 0 None None None 2026-01-15 18:46:27 UTC
Red Hat Product Errata RHSA-2026:0332 0 None None None 2026-01-15 18:55:10 UTC
Red Hat Product Errata RHSA-2026:0420 0 None None None 2026-01-14 13:24:24 UTC
Red Hat Product Errata RHSA-2026:0674 0 None None None 2026-01-22 20:17:58 UTC
Red Hat Product Errata RHSA-2026:0677 0 None None None 2026-01-22 20:16:58 UTC
Red Hat Product Errata RHSA-2026:0702 0 None None None 2026-01-22 19:07:48 UTC
Red Hat Product Errata RHSA-2026:0996 0 None None None 2026-01-30 14:19:42 UTC

Description OSIDB Bzimport 2025-10-22 15:22:51 UTC 
In specific circumstances, due to a weakness in the Pseudo Random Number Generator (PRNG) that is used, it is possible for an attacker to predict the source port and query ID that BIND will use.
Comment 2 errata-xmlrpc 2025-11-05 11:51:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:19793 https://access.redhat.com/errata/RHSA-2025:19793
Comment 3 errata-xmlrpc 2025-11-06 15:39:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2025:19912 https://access.redhat.com/errata/RHSA-2025:19912
Comment 4 errata-xmlrpc 2025-11-10 02:34:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:19950 https://access.redhat.com/errata/RHSA-2025:19950
Comment 5 errata-xmlrpc 2025-11-10 02:42:19 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:19951 https://access.redhat.com/errata/RHSA-2025:19951
Comment 6 errata-xmlrpc 2025-11-11 19:49:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2025:21034 https://access.redhat.com/errata/RHSA-2025:21034
Comment 7 errata-xmlrpc 2025-11-12 10:34:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:21111 https://access.redhat.com/errata/RHSA-2025:21111
Comment 8 errata-xmlrpc 2025-11-12 10:38:49 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:21110 https://access.redhat.com/errata/RHSA-2025:21110
Comment 13 errata-xmlrpc 2025-11-20 07:56:40 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2025:21817 https://access.redhat.com/errata/RHSA-2025:21817
Comment 14 errata-xmlrpc 2025-11-20 20:42:54 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2025:21887 https://access.redhat.com/errata/RHSA-2025:21887
Comment 15 errata-xmlrpc 2025-11-20 21:08:53 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:21889 https://access.redhat.com/errata/RHSA-2025:21889
Comment 16 errata-xmlrpc 2025-11-24 10:32:17 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-2025:21939 https://access.redhat.com/errata/RHSA-2025:21939
Comment 17 errata-xmlrpc 2025-11-26 07:23:52 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-2025:22168 https://access.redhat.com/errata/RHSA-2025:22168
Comment 21 errata-xmlrpc 2026-01-14 13:24:22 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.20

Via RHSA-2026:0420 https://access.redhat.com/errata/RHSA-2026:0420
Comment 22 errata-xmlrpc 2026-01-15 05:11:21 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:0316 https://access.redhat.com/errata/RHSA-2026:0316
Comment 23 errata-xmlrpc 2026-01-15 18:46:25 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:0326 https://access.redhat.com/errata/RHSA-2026:0326
Comment 24 errata-xmlrpc 2026-01-15 18:55:08 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:0332 https://access.redhat.com/errata/RHSA-2026:0332
Comment 25 errata-xmlrpc 2026-01-22 19:07:47 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:0702 https://access.redhat.com/errata/RHSA-2026:0702
Comment 26 errata-xmlrpc 2026-01-22 20:16:56 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:0677 https://access.redhat.com/errata/RHSA-2026:0677
Comment 27 errata-xmlrpc 2026-01-22 20:17:56 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:0674 https://access.redhat.com/errata/RHSA-2026:0674
Comment 28 errata-xmlrpc 2026-01-30 14:19:40 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:0996 https://access.redhat.com/errata/RHSA-2026:0996
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