Bug 2460845 - CVE-2026-33602 dnsdist: off-by-one access when processing crafted UDP responses [fedora-all]
Summary: CVE-2026-33602 dnsdist: off-by-one access when processing crafted UDP respons...
Keywords:
Status: ON_QA
Alias: None
Product: Fedora
Classification: Fedora
Component: dnsdist
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Sander Hoentjen
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["13a51a69-647f-42b5-ba08-a...
Depends On:
Blocks: CVE-2026-33602
TreeView+ depends on / blocked
 
Reported: 2026-04-22 18:46 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-06-06 01:48 UTC (History)
2 users (show)

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

Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2026-04-22 18:46:02 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 2026-06-05 23:47:13 UTC 
FEDORA-EPEL-2026-64c1cc86c1 (dnsdist-2.0.6-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-64c1cc86c1
Comment 2 Fedora Update System 2026-06-06 01:16:04 UTC 
FEDORA-EPEL-2026-64c1cc86c1 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-2026-64c1cc86c1

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 3 Fedora Update System 2026-06-06 01:22:09 UTC 
FEDORA-EPEL-2026-b0d391bca2 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-b0d391bca2

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 4 Fedora Update System 2026-06-06 01:26:04 UTC 
FEDORA-2026-51cdd1292b has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-51cdd1292b`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-51cdd1292b

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 5 Fedora Update System 2026-06-06 01:40:32 UTC 
FEDORA-EPEL-2026-701329ae6e 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-2026-701329ae6e

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 6 Fedora Update System 2026-06-06 01:41:41 UTC 
FEDORA-EPEL-2026-d2905945db 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-d2905945db

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 7 Fedora Update System 2026-06-06 01:48:58 UTC 
FEDORA-2026-c7c1d1fc21 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-c7c1d1fc21`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-c7c1d1fc21

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