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Description

A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.

PUBLISHED Reserved 2024-09-04 | Published 2024-09-04 | Updated 2025-11-20 | Assigner redhat




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

Uncontrolled Resource Consumption

Product status

Default status
unaffected

1.12.0 (semver)
affected

1.12.1 (semver)
affected

Default status
affected

2:1.14.0-1.el9 (rpm) before *
unaffected

Default status
unaffected

Default status
unaffected

Default status
unaffected

Default status
unaffected

Default status
unaffected

Timeline

2024-09-03:Reported to Red Hat.
2024-09-04:Made public.

References

access.redhat.com/errata/RHSA-2025:7094 (RHSA-2025:7094) vendor-advisory

access.redhat.com/security/cve/CVE-2024-8418 vdb-entry

bugzilla.redhat.com/show_bug.cgi?id=2309683 (RHBZ#2309683) issue-tracking

github.com/containers/aardvark-dns/issues/500

github.com/containers/aardvark-dns/pull/503

cve.org (CVE-2024-8418)

nvd.nist.gov (CVE-2024-8418)

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