Bug 2545904 - CVE-2026-59783 zabbix7.0: Zabbix: Denial of service via null byte input in binary items [epel-all]
Summary: CVE-2026-59783 zabbix7.0: Zabbix: Denial of service via null byte input in bi...
Keywords:
Status: ON_QA
Alias: None
Product: Fedora EPEL
Classification: Fedora
Component: zabbix7.0
Version: epel10
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Orion Poplawski
QA Contact:
URL:
Whiteboard: {"flaws": ["73b86268-8a46-454e-b5c3-2...
Depends On:
Blocks: CVE-2026-59783
TreeView+ depends on / blocked
 
Reported: 2026-10-05 12:58 UTC by Laura Pardo
Modified: 2026-10-06 02:02 UTC (History)
1 user (show)

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


Attachments (Terms of Use)

Description Laura Pardo 2026-10-05 12:58:55 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database.

Comment 1 Fedora Update System 2026-10-05 14:28:52 UTC
FEDORA-EPEL-2026-6aaa054bb4 (zabbix7.0-7.0.31-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-6aaa054bb4

Comment 2 Fedora Update System 2026-10-05 14:29:02 UTC
FEDORA-EPEL-2026-0879abafaa (zabbix7.0-7.0.31-1.el9) has been submitted as an update to Fedora EPEL 9.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-0879abafaa

Comment 3 Fedora Update System 2026-10-05 14:29:11 UTC
FEDORA-EPEL-2026-042a8bf4e4 (zabbix7.0-7.0.31-1.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-042a8bf4e4

Comment 4 Fedora Update System 2026-10-05 14:29:21 UTC
FEDORA-EPEL-2026-3e248bfcbd (zabbix7.0-7.0.31-1.el10_4) has been submitted as an update to Fedora EPEL 10.4.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-3e248bfcbd

Comment 5 Fedora Update System 2026-10-06 01:31:07 UTC
FEDORA-EPEL-2026-3e248bfcbd has been pushed to the Fedora EPEL 10.4 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-3e248bfcbd

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-10-06 01:40:07 UTC
FEDORA-EPEL-2026-367fe24aeb has been pushed to the Fedora EPEL 8 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-367fe24aeb

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-10-06 01:45:57 UTC
FEDORA-EPEL-2026-6aaa054bb4 has been pushed to the Fedora EPEL 10.2 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-6aaa054bb4

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 8 Fedora Update System 2026-10-06 01:55:35 UTC
FEDORA-EPEL-2026-042a8bf4e4 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-042a8bf4e4

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 9 Fedora Update System 2026-10-06 02:02:10 UTC
FEDORA-EPEL-2026-0879abafaa has been pushed to the Fedora EPEL 9 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-0879abafaa

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.


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