Bug 2439600

Summary: CVE-2026-26076 ntpd-rs: ntpd-rs: Denial of Service via malformed NTS packets requesting excessive cookies [epel-10]
Product: [Fedora] Fedora EPEL Reporter: Jon Moroney <jmoroney>
Component: ntpd-rsAssignee: Fabio Valentini <decathorpe>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: epel10CC: decathorpe, rust-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["9eaf9e9b-c831-4cf5-8447-cfc9000f6727"]}
Fixed In Version: ntpd-rs-1.7.1-1.el10_3 ntpd-rs-1.7.1-1.el10_2 ntpd-rs-1.7.1-1.el10_1 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-03-31 00:50:28 UTC 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:    
Bug Blocks: 2439531    

Description Jon Moroney 2026-02-12 23:21:51 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.

Comment 1 Fedora Update System 2026-03-22 16:35:29 UTC
FEDORA-EPEL-2026-672ec46e30 (ntpd-rs-1.7.1-1.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-672ec46e30

Comment 2 Fedora Update System 2026-03-22 16:35:29 UTC
FEDORA-EPEL-2026-5391356877 (ntpd-rs-1.7.1-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-5391356877

Comment 3 Fedora Update System 2026-03-23 01:37:11 UTC
FEDORA-EPEL-2026-672ec46e30 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-2026-672ec46e30

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

Comment 4 Fedora Update System 2026-03-23 01:52:36 UTC
FEDORA-EPEL-2026-5391356877 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-2026-5391356877

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

Comment 5 Fedora Update System 2026-03-23 01:54:00 UTC
FEDORA-EPEL-2026-2bf306a52c has been pushed to the Fedora EPEL 10.1 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-2bf306a52c

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

Comment 6 Fedora Update System 2026-03-31 00:50:28 UTC
FEDORA-EPEL-2026-672ec46e30 (ntpd-rs-1.7.1-1.el10_3) has been pushed to the Fedora EPEL 10.3 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 7 Fedora Update System 2026-03-31 01:02:52 UTC
FEDORA-EPEL-2026-5391356877 (ntpd-rs-1.7.1-1.el10_2) has been pushed to the Fedora EPEL 10.2 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-03-31 01:03:09 UTC
FEDORA-EPEL-2026-2bf306a52c (ntpd-rs-1.7.1-1.el10_1) has been pushed to the Fedora EPEL 10.1 stable repository.
If problem still persists, please make note of it in this bug report.