CVE-2026-33630

A flaw was found in c-ares. A use-after-free / double-free vulnerability exists in the query-completion handling path, where a query callback is invoked while the query is still linked in internal lookup structures. A remote attacker can exploit this via aresgetaddrinfo over TCP by sending crafte...

Important: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Unbound: Denial of Service via excessive EDNS options CVE-2026-41292 unbound: Unbound: Cache manipulation via 'ghost domain names' attack CVE-2026-40622 unbound: Unbound: Denial of...

TencentOS Server 4: bind (TSSA-2026:0440)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0440 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

EUVD-2026-42077

Serena: Unauthenticated Flask dashboard on fixed port enables DNS rebinding → memory poisoning → RCE...

Uncontrolled Recursion

Overview trapster is a Trapster Daemon Affected versions of this package are vulnerable to Uncontrolled Recursion through the decodelabels function. An attacker can cause the application to crash and disrupt service by sending specially crafted UDP packets containing malformed DNS compression...

GHSA-MXWC-WH95-PW4G Trapster Community: Unauthenticated malformed DNS compression pointers crash per-packet honeypot handler

Summary trapster.libs.dns.decodelabels decodes DNS names from attacker-supplied UDP packets and recurses once per RFC 1035 compression pointer with no cycle detection and no depth bound. A single unauthenticated UDP datagram sent to the DNS honeypot drives the function past CPython's recursion...

unbound: Unbound: Denial of Service via excessive EDNS options

A flaw was found in Unbound. A remote attacker can exploit this vulnerability by sending queries with an excessive number of EDNS Extension Mechanisms for DNS options. This can cause Unbound threads to be held hostage while parsing and creating internal data structures for these options...

unbound: Unbound: Denial of Service due to excessive resource consumption with large DNS Resource Record Sets

A flaw was found in Unbound. A remote attacker can exploit this vulnerability by sending specially crafted DNS responses containing very large Resource Record Sets RRsets that require name compression. This can cause Unbound to spend a significant amount of time processing these responses, leadin...

MAL-2026-7003 Malicious code in searchresults (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector c7d5453a0b1576ed8880071cda901607e79f25378700d3f999ab2c9715e00635 [email protected] is a high-version dependency-confusion squat on the generic name 'searchresults'. package.json declares preinstall and...

MAL-2026-6980 Malicious code in domains-billing-types (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4860726efc056e319a24e46ac4e179809cc294267679a9b8122c5205b49369f1 [email protected] executes node index.js from its postinstall lifecycle script. On install, index.js reads os.hostname and...

RLSA-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...

GHSA-59QP-CFJ3-RP64 netfoil has a domain name filter bypass via multiple questions

Summary Potential bypass of domain name filter by crafting a DNS request with multiple questions, with the first question being legitimate. Impact Depends on a local attackers ability to craft multiple questions and the remote DoH server supporting them...

crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries

A flaw was found in the crypto/x509 package of golang. This vulnerability allows a remote attacker to cause a Denial of Service DoS by presenting a specially crafted X.509 certificate with a large number of DNS Subject Alternative Name SAN entries. The certificate verification process, specifical...

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...

unbound: Unbound: Denial of Service due to excessive resource consumption with large DNS Resource Record Sets

A flaw was found in Unbound. A remote attacker can exploit this vulnerability by sending specially crafted DNS responses containing very large Resource Record Sets RRsets that require name compression. This can cause Unbound to spend a significant amount of time processing these responses, leadin...

GO-2026-5870 MCP Toolbox for Databases vulnerable to DNS rebinding attacks in github.com/googleapis/mcp-toolbox

MCP Toolbox for Databases vulnerable to DNS rebinding attacks in github.com/googleapis/mcp-toolbox...

RLSA-2026:35832 Important: golang-github-openprinting-ipp-usb security update

HTTP reverse proxy, backed by IPP-over-USB connection to device. It enables driverless support for USB devices capable of using IPP-over-USB protocol. Security Fixes: net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME CVE-2026-33811 crypto/x509: golang: golang...

Potential DoS via the Tudoor mechanism in eventlet and dnspython

eventlet before 0.35.2, as used in dnspython before 2.6.0, allows remote attackers to interfere with DNS name resolution by quickly sending an invalid packet from the expected IP address and source port, aka a "TuDoor" attack. In other words, dnspython does not have the preferred behavior in whic...

ALSA-2026:36320 Important: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Unbound: Denial of Service via excessive EDNS options CVE-2026-41292 unbound: Unbound: Cache manipulation via 'ghost domain names' attack CVE-2026-40622 unbound: Unbound: Denial of...

RockyLinux 10 : opentelemetry-collector (RLSA-2026:34357)

The remote RockyLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-2026:34357 advisory. github.com/prometheus/prometheus: Prometheus: Denial of Service via uncontrolled memory allocation in remote read endpoint CVE-2026-42154...