Bug 2459196 - CVE-2026-6507 dnsmasq: dnsmasq: Denial of Service due to out-of-bounds write in DHCP BOOTREPLY processing [fedora-all] [NEEDINFO]
Summary: CVE-2026-6507 dnsmasq: dnsmasq: Denial of Service due to out-of-bounds write ...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: dnsmasq
Version: 43
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Petr Menšík
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["ee7bb86e-224d-401f-ace8-d...
: 2459195 (view as bug list)
Depends On:
Blocks: CVE-2026-6507
TreeView+ depends on / blocked
 
Reported: 2026-04-17 12:24 UTC by Vipul Nair
Modified: 2026-05-15 20:57 UTC (History)
4 users (show)

Fixed In Version: dnsmasq-2.92rel2-9.fc45 dnsmasq-2.92rel2-9.fc44
Clone Of:
Environment:
Last Closed: 2026-05-15 20:57:22 UTC
Type: ---
Embargoed:
pemensik: needinfo? (vinair)


Attachments (Terms of Use)

Description Vipul Nair 2026-04-17 12:24:15 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 2 Petr Menšík 2026-04-20 09:27:01 UTC
*** Bug 2459195 has been marked as a duplicate of this bug. ***

Comment 3 Fedora Update System 2026-05-12 09:12:59 UTC
FEDORA-2026-e58a6acf77 (dnsmasq-2.92rel2-9.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-e58a6acf77

Comment 4 Fedora Update System 2026-05-12 12:06:20 UTC
FEDORA-2026-ac5cceec13 (dnsmasq-2.92rel2-9.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ac5cceec13

Comment 5 Fedora Update System 2026-05-12 12:07:12 UTC
FEDORA-2026-6384a3cf14 (dnsmasq-2.92rel2-2.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-6384a3cf14

Comment 6 Fedora Update System 2026-05-12 12:26:14 UTC
FEDORA-2026-e58a6acf77 (dnsmasq-2.92rel2-9.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 7 Michel Lind 2026-05-13 18:19:44 UTC
reopening since the stable updates have not landed

Comment 8 Fedora Update System 2026-05-13 23:30:33 UTC
FEDORA-2026-6384a3cf14 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-2026-6384a3cf14`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-6384a3cf14

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

Comment 9 Fedora Update System 2026-05-13 23:40:48 UTC
FEDORA-2026-ac5cceec13 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-ac5cceec13`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-ac5cceec13

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

Comment 10 Fedora Update System 2026-05-15 20:57:22 UTC
FEDORA-2026-ac5cceec13 (dnsmasq-2.92rel2-9.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.


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