Upstream information
Description
Aardvark-dns is an authoritative dns server for A/AAAA container records. From 1.16.0 to 1.17.0, a truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. This vulnerability is fixed in 1.17.1.SUSE information
Overall state of this security issue: Pending
This issue is currently rated as having moderate severity.
| CVSS detail | CNA (GitHub) | SUSE |
|---|---|---|
| Base Score | 6.2 | 6.2 |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Local | Local |
| Attack Complexity | Low | Low |
| Privileges Required | None | None |
| User Interaction | None | None |
| Scope | Unchanged | Unchanged |
| Confidentiality Impact | None | None |
| Integrity Impact | None | None |
| Availability Impact | High | High |
| CVSSv3 Version | 3.1 | 3.1 |
| CVSS detail | SUSE |
|---|---|
| Base Score | 6.9 |
| Vector | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| Attack Vector | Local |
| Attack Complexity | Low |
| Attack Requirements | None |
| Privileges Required | None |
| User Interaction | None |
| Vulnerable System Confidentiality Impact | None |
| Vulnerable System Integrity Impact | None |
| Vulnerable System Availability Impact | High |
| Subsequent System Confidentiality Impact | None |
| Subsequent System Integrity Impact | None |
| Subsequent System Availability Impact | None |
| CVSSv4 Version | 4.0 |
Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.
| Product(s) | Source package | State |
|---|---|---|
| Products under general support and receiving all security fixes. | ||
| SUSE Linux Enterprise High Performance Computing 15 SP7 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Micro 5.2 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Micro 5.3 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Micro 5.4 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Micro 5.5 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Module for Containers 15 SP7 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP7 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 16.0 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 16.1 | aardvark-dns | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP7 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP applications 16.0 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP applications 16.1 | aardvark-dns | Affected |
| SUSE Linux Micro 6.0 | aardvark-dns | Not affected |
| SUSE Linux Micro 6.1 | aardvark-dns | Not affected |
| SUSE Linux Micro 6.2 | aardvark-dns | Not affected |
| openSUSE Leap 15.6 | aardvark-dns | Not affected |
| Products under Long Term Service Pack support and receiving important and critical security fixes. | ||
| SUSE Linux Enterprise High Performance Computing 15 SP4 | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5 | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise Module for Containers 15 SP4 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Module for Containers 15 SP5 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Module for Containers 15 SP6 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP4 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP4-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP5 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP5-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP6 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP6-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | aardvark-dns | Not affected |
| SUSE Manager Proxy 4.3 | aardvark-dns | Not affected |
| SUSE Manager Retail Branch Server 4.3 | aardvark-dns | Not affected |
| SUSE Manager Server 4.3 | aardvark-dns | Not affected |
| Products past their end of life and not receiving proactive updates anymore. | ||
| SUSE Enterprise Storage 7.1 | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | aardvark-dns | Not affected |
| SUSE Linux Enterprise High Performance Computing 15 SP6 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Micro 5.1 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server 15 SP3-LTSS | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP3 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | aardvark-dns | Not affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | aardvark-dns | Not affected |
| openSUSE Leap 15.4 | aardvark-dns | Not affected |
| openSUSE Leap 15.5 | aardvark-dns | Not affected |
| openSUSE Leap Micro 5.3 | aardvark-dns | Not affected |
| openSUSE Leap Micro 5.5 | aardvark-dns | Not affected |
| Products at an unknown state of their lifecycle. | ||
| SLES-CHOST-BYOS-Aliyun | aardvark-dns | Not affected |
| SLES-CHOST-BYOS-Azure | aardvark-dns | Not affected |
| SLES-CHOST-BYOS-EC2 | aardvark-dns | Not affected |
| SLES-CHOST-BYOS-GCE | aardvark-dns | Not affected |
| SLES-CHOST-BYOS-GDC | aardvark-dns | Not affected |
| SLES-CHOST-BYOS-SAP-CCloud | aardvark-dns | Not affected |
SUSE Timeline for this CVE
CVE page created: Wed Apr 8 00:31:30 2026CVE page last modified: Wed Apr 8 19:49:45 2026