Rocky Linux 9 [CIQ] Security Update: aardvark-dns / aardvark-dns-debuginfo / aardvark-dns-debugsource (crlsa-2026_36318)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202636318 advisory. aardvark-dns: Aardvark-dns: Denial of Service via truncated TCP DNS query and connection reset CVE-2026-35406 Tenable has extracted the preceding description block...

Rocky Linux 10.2 [CIQ] Security Update: aardvark-dns / aardvark-dns-debuginfo / aardvark-dns-debugsource (crlsa-2026_36782)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202636782 advisory. aardvark-dns: Aardvark-dns: Denial of Service via truncated TCP DNS query and connection reset CVE-2026-35406 Tenable has extracted the preceding description...

CVE-2026-20248

CVE-2026-20248 affects the DNS over TCP implementation in Cisco Secure Firewall Adaptive Security Appliance (ASA) and Cisco Secure Firewall Threat Defense (FTD) Software. The root cause is a logic error in parsing DNS queries and tracking the size of incoming buffers. An unauthenticated, remote a...

CVE-2026-20248 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software TCP DNS Denial of Service Vulnerability

A vulnerability in the DNS over TCP implementation of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the TCP DNS response handler to unexpectedly restart, causing the...

aardvark-dns: Aardvark-dns: Denial of Service via truncated TCP DNS query and connection reset

A flaw was found in aardvark-dns where a specially crafted TCP DNS query followed by a connection reset can trigger an infinite error loop, leading to 100% CPU usage and a denial of service. As aardvark-dns is only accessible via internal Podman networks, this issue can be exploited by a local...

PT-2026-61696

Name of the Vulnerable Software and Affected Versions Net::DNS versions prior to 1.56 Description An issue exists where the software allows a Denial of Service via deep DNS compression pointer chains. The Net::DNS::DomainName::decode function follows RFC 1035 compression pointers by recursing int...

RHEL 10 : aardvark-dns (RHSA-2026:36782)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:36782 advisory. Authoritative DNS server for A/AAAA container records Forwards other request to configured resolvers. Read more about configuration in...

Moderate: Red Hat Security Advisory: aardvark-dns security update

An update for aardvark-dns is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

aardvark-dns security update

An update is available for aardvark-dns. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Authoritative DNS server for A/AAAA container records Forwards other...

ALSA-2026:36318 Moderate: aardvark-dns security update

Authoritative DNS server for A/AAAA container records Forwards other request to configured resolvers. Read more about configuration in src/backend/mod.rs. Security Fixes: aardvark-dns: Aardvark-dns: Denial of Service via truncated TCP DNS query and connection reset CVE-2026-35406 For more details...

CVE-2026-42304

A flaw was found in Twisted, specifically within the twisted.names module. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted TCP DNS packet containing deeply chained compression pointers. This can lead to resource exhaustion, causing the...

AZL-86751 CVE-2026-42304 affecting package python-twisted for versions less than 22.10.0-5

Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.4.0rc2, the twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending...

CVE-2026-42304

Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.4.0rc2, the twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending...

CVE-2026-42304: Uncontrolled Resource Consumption

Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.4.0rc2, the twisted.names module is vulnerable to a Denial of Service DoS attack via resource exhaustion during DNS name decompression. A remote, unauthenticated attacker can exploit this by sending...

CVE-2026-35406

Affected software: aardvark-dns (authoritative DNS server for A/AAAA container records). Vulnerable versions: 1.16.0 through 1.17.0. Root cause: a truncated TCP DNS query followed by a connection reset can cause the process to enter an unrecoverable infinite error loop, consuming 100% CPU. Impact...

CVE-2026-35406 Aardvark-dns has incorrect error handling for malformed tcp packets

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...

CVE-2026-35406: Uncontrolled Resource Consumption

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...

EUVD-2006-4239

Malware in sbrugna...

EUVD-2018-17270

Malware in sbrugna...

SUSE CVE-2024-8418

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...