Bug 2467809 (CVE-2026-42499) - CVE-2026-42499 net/mail: golang: net/mail: Denial of Service via pathological email address parsing
Summary: CVE-2026-42499 net/mail: golang: net/mail: Denial of Service via pathological...
Keywords:
Status: NEW
Alias: CVE-2026-42499
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-07 20:01 UTC by OSIDB Bzimport
Modified: 2026-11-03 08:30 UTC (History)
154 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 RHSA-2026:22112 0 None None None 2026-06-01 01:04:33 UTC
Red Hat Product Errata RHSA-2026:22120 0 None None None 2026-06-01 00:43:31 UTC
Red Hat Product Errata RHSA-2026:22121 0 None None None 2026-06-01 01:00:34 UTC
Red Hat Product Errata RHSA-2026:49702 0 None None None 2026-08-03 15:58:57 UTC
Red Hat Product Errata RHSA-2026:49712 0 None None None 2026-08-03 17:33:34 UTC
Red Hat Product Errata RHSA-2026:54552 0 None None None 2026-08-19 15:34:56 UTC
Red Hat Product Errata RHSA-2026:56785 0 None None None 2026-08-26 09:57:37 UTC
Red Hat Product Errata RHSA-2026:56852 0 None None None 2026-08-26 15:18:06 UTC
Red Hat Product Errata RHSA-2026:56910 0 None None None 2026-08-26 15:35:47 UTC
Red Hat Product Errata RHSA-2026:57482 0 None None None 2026-08-26 15:15:57 UTC
Red Hat Product Errata RHSA-2026:57649 0 None None None 2026-08-20 18:47:14 UTC
Red Hat Product Errata RHSA-2026:57845 0 None None None 2026-08-26 00:21:02 UTC
Red Hat Product Errata RHSA-2026:57914 0 None None None 2026-08-26 10:47:55 UTC
Red Hat Product Errata RHSA-2026:59830 0 None None None 2026-09-03 12:17:09 UTC
Red Hat Product Errata RHSA-2026:60018 0 None None None 2026-09-03 09:05:59 UTC
Red Hat Product Errata RHSA-2026:61253 0 None None None 2026-08-31 04:07:49 UTC
Red Hat Product Errata RHSA-2026:62406 0 None None None 2026-09-02 07:10:05 UTC
Red Hat Product Errata RHSA-2026:62407 0 None None None 2026-09-02 06:46:14 UTC
Red Hat Product Errata RHSA-2026:62753 0 None None None 2026-09-02 16:55:51 UTC
Red Hat Product Errata RHSA-2026:62754 0 None None None 2026-09-02 16:39:26 UTC
Red Hat Product Errata RHSA-2026:62803 0 None None None 2026-09-02 19:13:31 UTC
Red Hat Product Errata RHSA-2026:63022 0 None None None 2026-09-03 05:31:24 UTC
Red Hat Product Errata RHSA-2026:63163 0 None None None 2026-09-04 00:59:57 UTC
Red Hat Product Errata RHSA-2026:63332 0 None None None 2026-09-04 00:43:30 UTC
Red Hat Product Errata RHSA-2026:63636 0 None None None 2026-09-09 00:32:22 UTC
Red Hat Product Errata RHSA-2026:64818 0 None None None 2026-09-08 04:39:15 UTC
Red Hat Product Errata RHSA-2026:65116 0 None None None 2026-09-08 08:02:13 UTC
Red Hat Product Errata RHSA-2026:65117 0 None None None 2026-09-08 10:06:05 UTC
Red Hat Product Errata RHSA-2026:65153 0 None None None 2026-09-08 11:45:54 UTC
Red Hat Product Errata RHSA-2026:65335 0 None None None 2026-09-08 10:44:39 UTC
Red Hat Product Errata RHSA-2026:65336 0 None None None 2026-09-08 11:15:16 UTC
Red Hat Product Errata RHSA-2026:65534 0 None None None 2026-09-08 17:06:22 UTC
Red Hat Product Errata RHSA-2026:65838 0 None None None 2026-09-17 06:43:05 UTC
Red Hat Product Errata RHSA-2026:65886 0 None None None 2026-09-09 10:39:34 UTC
Red Hat Product Errata RHSA-2026:65895 0 None None None 2026-09-09 10:49:40 UTC
Red Hat Product Errata RHSA-2026:66327 0 None None None 2026-09-10 05:34:09 UTC
Red Hat Product Errata RHSA-2026:67148 0 None None None 2026-09-14 13:30:30 UTC
Red Hat Product Errata RHSA-2026:67517 0 None None None 2026-09-15 09:24:09 UTC
Red Hat Product Errata RHSA-2026:67974 0 None None None 2026-09-16 12:21:28 UTC
Red Hat Product Errata RHSA-2026:67975 0 None None None 2026-09-16 12:35:46 UTC
Red Hat Product Errata RHSA-2026:68334 0 None None None 2026-09-16 17:20:22 UTC
Red Hat Product Errata RHSA-2026:68504 0 None None None 2026-09-17 04:34:10 UTC
Red Hat Product Errata RHSA-2026:68527 0 None None None 2026-09-17 06:32:22 UTC
Red Hat Product Errata RHSA-2026:68534 0 None None None 2026-09-23 13:19:21 UTC
Red Hat Product Errata RHSA-2026:70201 0 None None None 2026-09-22 13:57:38 UTC
Red Hat Product Errata RHSA-2026:76795 0 None None None 2026-10-06 15:28:59 UTC
Red Hat Product Errata RHSA-2026:76809 0 None None None 2026-10-06 15:08:09 UTC
Red Hat Product Errata RHSA-2026:87245 0 None None None 2026-10-21 19:36:07 UTC
Red Hat Product Errata RHSA-2026:87246 0 None None None 2026-10-21 18:34:40 UTC
Red Hat Product Errata RHSA-2026:88339 0 None None None 2026-10-22 16:35:06 UTC
Red Hat Product Errata RHSA-2026:88340 0 None None None 2026-10-22 17:14:57 UTC
Red Hat Product Errata RHSA-2026:90994 0 None None None 2026-10-27 16:59:09 UTC

Description OSIDB Bzimport 2026-05-07 20:01:14 UTC 
Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.
Comment 2 errata-xmlrpc 2026-06-01 00:43:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:22120 https://access.redhat.com/errata/RHSA-2026:22120
Comment 3 errata-xmlrpc 2026-06-01 01:00:28 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:22121 https://access.redhat.com/errata/RHSA-2026:22121
Comment 4 errata-xmlrpc 2026-06-01 01:04:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:22112 https://access.redhat.com/errata/RHSA-2026:22112
Comment 5 errata-xmlrpc 2026-08-03 15:58:49 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:49702 https://access.redhat.com/errata/RHSA-2026:49702
Comment 6 errata-xmlrpc 2026-08-03 17:33:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:49712 https://access.redhat.com/errata/RHSA-2026:49712
Comment 8 errata-xmlrpc 2026-08-19 15:34:48 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:54552 https://access.redhat.com/errata/RHSA-2026:54552
Comment 9 errata-xmlrpc 2026-08-20 18:47:07 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:57649 https://access.redhat.com/errata/RHSA-2026:57649
Comment 10 errata-xmlrpc 2026-08-26 00:20:55 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:57845 https://access.redhat.com/errata/RHSA-2026:57845
Comment 11 errata-xmlrpc 2026-08-26 09:57:30 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:56785 https://access.redhat.com/errata/RHSA-2026:56785
Comment 12 errata-xmlrpc 2026-08-26 10:47:48 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:57914 https://access.redhat.com/errata/RHSA-2026:57914
Comment 13 errata-xmlrpc 2026-08-26 15:15:50 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:57482 https://access.redhat.com/errata/RHSA-2026:57482
Comment 14 errata-xmlrpc 2026-08-26 15:17:58 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:56852 https://access.redhat.com/errata/RHSA-2026:56852
Comment 15 errata-xmlrpc 2026-08-26 15:35:39 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.15

Via RHSA-2026:56910 https://access.redhat.com/errata/RHSA-2026:56910
Comment 16 errata-xmlrpc 2026-08-31 04:07:42 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:61253 https://access.redhat.com/errata/RHSA-2026:61253
Comment 17 errata-xmlrpc 2026-09-02 06:46:05 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:62407 https://access.redhat.com/errata/RHSA-2026:62407
Comment 18 errata-xmlrpc 2026-09-02 07:09:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:62406 https://access.redhat.com/errata/RHSA-2026:62406
Comment 19 errata-xmlrpc 2026-09-02 16:39:18 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:62754 https://access.redhat.com/errata/RHSA-2026:62754
Comment 20 errata-xmlrpc 2026-09-02 16:55:42 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:62753 https://access.redhat.com/errata/RHSA-2026:62753
Comment 21 errata-xmlrpc 2026-09-02 19:13:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:62803 https://access.redhat.com/errata/RHSA-2026:62803
Comment 22 errata-xmlrpc 2026-09-03 05:31:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:63022 https://access.redhat.com/errata/RHSA-2026:63022
Comment 23 errata-xmlrpc 2026-09-03 09:05:53 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:60018 https://access.redhat.com/errata/RHSA-2026:60018
Comment 24 errata-xmlrpc 2026-09-03 12:17:02 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:59830 https://access.redhat.com/errata/RHSA-2026:59830
Comment 25 errata-xmlrpc 2026-09-04 00:43:22 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:63332 https://access.redhat.com/errata/RHSA-2026:63332
Comment 26 errata-xmlrpc 2026-09-04 00:59:48 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:63163 https://access.redhat.com/errata/RHSA-2026:63163
Comment 27 errata-xmlrpc 2026-09-08 04:39:06 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:64818 https://access.redhat.com/errata/RHSA-2026:64818
Comment 28 errata-xmlrpc 2026-09-08 08:02:06 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:65116 https://access.redhat.com/errata/RHSA-2026:65116
Comment 29 errata-xmlrpc 2026-09-08 10:05:57 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:65117 https://access.redhat.com/errata/RHSA-2026:65117
Comment 30 errata-xmlrpc 2026-09-08 10:44:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:65335 https://access.redhat.com/errata/RHSA-2026:65335
Comment 31 errata-xmlrpc 2026-09-08 11:15:07 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:65336 https://access.redhat.com/errata/RHSA-2026:65336
Comment 32 errata-xmlrpc 2026-09-08 11:45:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:65153 https://access.redhat.com/errata/RHSA-2026:65153
Comment 33 errata-xmlrpc 2026-09-08 17:06:15 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:65534 https://access.redhat.com/errata/RHSA-2026:65534
Comment 34 errata-xmlrpc 2026-09-09 00:32:15 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:63636 https://access.redhat.com/errata/RHSA-2026:63636
Comment 35 errata-xmlrpc 2026-09-09 10:39:28 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:65886 https://access.redhat.com/errata/RHSA-2026:65886
Comment 36 errata-xmlrpc 2026-09-09 10:49:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:65895 https://access.redhat.com/errata/RHSA-2026:65895
Comment 37 errata-xmlrpc 2026-09-10 05:34:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:66327 https://access.redhat.com/errata/RHSA-2026:66327
Comment 38 Jon Orris 2026-09-14 13:30:22 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:67148 https://access.redhat.com/errata/RHSA-2026:67148
Comment 39 Jon Orris 2026-09-15 09:24:01 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:67517 https://access.redhat.com/errata/RHSA-2026:67517
Comment 40 Jon Orris 2026-09-16 12:21:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:67974 https://access.redhat.com/errata/RHSA-2026:67974
Comment 41 Jon Orris 2026-09-16 12:35:39 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:67975 https://access.redhat.com/errata/RHSA-2026:67975
Comment 42 Jon Orris 2026-09-16 17:20:15 UTC 
This issue has been addressed in the following products:

  RHEM 1.1 for RHEL 10
  RHEM 1.1 for RHEL 9

Via RHSA-2026:68334 https://access.redhat.com/errata/RHSA-2026:68334
Comment 43 Jon Orris 2026-09-17 04:34:03 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-2026:68504 https://access.redhat.com/errata/RHSA-2026:68504
Comment 44 Jon Orris 2026-09-17 06:32:16 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:68527 https://access.redhat.com/errata/RHSA-2026:68527
Comment 45 Jon Orris 2026-09-17 06:42:57 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:65838 https://access.redhat.com/errata/RHSA-2026:65838
Comment 46 Jon Orris 2026-09-22 13:57:30 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:70201 https://access.redhat.com/errata/RHSA-2026:70201
Comment 47 Jon Orris 2026-09-23 13:19:13 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:68534 https://access.redhat.com/errata/RHSA-2026:68534
Comment 48 Jon Orris 2026-10-06 15:08:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:76809 https://access.redhat.com/errata/RHSA-2026:76809
Comment 49 Jon Orris 2026-10-06 15:28:51 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:76795 https://access.redhat.com/errata/RHSA-2026:76795
Comment 52 Jon Orris 2026-10-21 18:34:33 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-2026:87246 https://access.redhat.com/errata/RHSA-2026:87246
Comment 53 Jon Orris 2026-10-21 19:35:58 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-2026:87245 https://access.redhat.com/errata/RHSA-2026:87245
Comment 54 Jon Orris 2026-10-22 16:34:58 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-2026:88339 https://access.redhat.com/errata/RHSA-2026:88339
Comment 55 Jon Orris 2026-10-22 17:14:49 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-2026:88340 https://access.redhat.com/errata/RHSA-2026:88340
Comment 57 Jon Orris 2026-10-27 16:59:02 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-2026:90994 https://access.redhat.com/errata/RHSA-2026:90994
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