CVE-2024-8418
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Mitigation details
CVE-2024-8418 NameCVE-2024-8418 DescriptionA 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…
CVE-2024-8418
| Name | CVE-2024-8418 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1080964 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| aardvark-dns (PTS) | bookworm | 1.4.0-3 | fixed |
| trixie | 1.14.0-3 | fixed | |
| forky, sid | 1.16.0-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| aardvark-dns | source | bookworm | (not affected) | |||
| aardvark-dns | source | (unstable) | 1.12.2-1 | 1080964 |
Notes
[bookworm] - aardvark-dns <not-affected> (Vulnerable code not present)
https://github.com/containers/aardvark-dns/issues/500
https://github.com/containers/aardvark-dns/pull/503
Introduced with https://github.com/containers/aardvark-dns/commit/a3ffae3ba9efa5c6dc9d332b792aeab3cb71832e (v1.12.0)
https://github.com/containers/aardvark-dns/commit/6d76c50978755b8162d176ec7eea0e09f8d57a42 (main)
https://github.com/containers/aardvark-dns/commit/39d0043c306c936fb5b6480b456cc1fdec869e25 (main)
https://github.com/containers/aardvark-dns/commit/aa109bbd6743abd7027e589cc4b871dd2dce7d50 (v1.12.2)
https://github.com/containers/aardvark-dns/commit/4a27dcfea4e3f203f169c28e1a2ea8a6fe193912 (v1.12.2)
Apply commands
[bookworm] - aardvark-dns <not-affected> (Vulnerable code not present)https://github.com/containers/aardvark-dns/issues/500https://github.com/containers/aardvark-dns/pull/503Introduced with https://github.com/containers/aardvark-dns/commit/a3ffae3ba9efa5c6dc9d332b792aeab3cb71832e (v1.12.0)https://github.com/containers/aardvark-dns/commit/6d76c50978755b8162d176ec7eea0e09f8d57a42 (main)https://github.com/containers/aardvark-dns/commit/39d0043c306c936fb5b6480b456cc1fdec869e25 (main)https://github.com/containers/aardvark-dns/commit/aa109bbd6743abd7027e589cc4b871dd2dce7d50 (v1.12.2)https://github.com/containers/aardvark-dns/commit/4a27dcfea4e3f203f169c28e1a2ea8a6fe193912 (v1.12.2)OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 4 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.12.2-1 |
| sid | Fixed | 1.12.2-1 |
| forky | Fixed | 1.12.2-1 |
| bookworm | Fixed | 0 |
Red Hat Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
Rocky Linux Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| crates.io | aardvark-dns | >=1.12.0,<1.12.2 | 1.12.2 |
References
- https://security-tracker.debian.org/tracker/CVE-2024-8418
- https://access.redhat.com/errata/RHSA-2025:7094
- https://www.suse.com/security/cve/CVE-2024-8418.html
- https://nvd.nist.gov/vuln/detail/CVE-2024-8418
- https://github.com/containers/aardvark-dns/issues/500
- https://github.com/containers/aardvark-dns/pull/503
- https://github.com/containers/aardvark-dns/commit/aa109bbd6743abd7027e589cc4b871dd2dce7d50
- https://access.redhat.com/security/cve/CVE-2024-8418
- https://bugzilla.redhat.com/show_bug.cgi?id=2309683
- https://github.com/containers/aardvark-dns
- https://bugzilla.redhat.com/2309683
- https://errata.almalinux.org/9/ALSA-2025-7094.html
- https://errata.rockylinux.org/RLSA-2025:7094
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.