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...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching

A flaw was found in ldns. When applications use ldns as a resolver over User Datagram Protocol UDP, it fails to properly match the query's destination address and port with the response's source address and port. Additionally, the query ID and question are not matched with the response. This...

Important: Red Hat Security Advisory: ldns security update

An update for ldns is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

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...

Important: Red Hat Security Advisory: rhc security update

An update for rhc is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

CVE-2026-73160

Affected versions of cti-transmute contain an SSRF vulnerability in the /fetchmispevent and /mispsearchevents endpoints. The URL validation routine checked whether a supplied hostname was itself an IP literal and rejected private, loopback, link-local, or reserved IPs. However, ordinary domain...

EUVD-2026-55992

Affected versions of cti-transmute contain an SSRF vulnerability in the /fetchmispevent and /mispsearchevents endpoints. The URL validation routine checked whether a supplied hostname was itself an IP literal and rejected private, loopback, link-local, or reserved IPs. However, ordinary domain...

CVE-2026-73160

CVE-2026-73160 affects some versions of the cti-transmute project, with an SSRF vulnerability in the /fetch_misp_event and /misp_search_events endpoints. The root cause was a hostname validation flaw: the DNS resolution step did not ensure the hostname resolved to globally routable addresses, all...

CVE-2026-73160 cti-transmute Unauthenticated SSRF via Hostnames Resolving to Internal IP Addresses

Affected versions of cti-transmute contain an SSRF vulnerability in the /fetchmispevent and /mispsearchevents endpoints. The URL validation routine checked whether a supplied hostname was itself an IP literal and rejected private, loopback, link-local, or reserved IPs. However, ordinary domain...

CVE-2026-73160 cti-transmute Unauthenticated SSRF via Hostnames Resolving to Internal IP Addresses

Affected versions of cti-transmute contain an SSRF vulnerability in the /fetchmispevent and /mispsearchevents endpoints. The URL validation routine checked whether a supplied hostname was itself an IP literal and rejected private, loopback, link-local, or reserved IPs. However, ordinary domain...

PT-2026-70560

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A race condition occurs in Windows DNS due to improper synchronization when using a shared resource. This allows an unauthorized attacker to execute arbitrary code over a network and affe...

PT-2026-70579

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally, which can lead to full system compromise. Recommendations At the moment, there is no...

PT-2026-70530

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A use-after-free condition in Windows DNS allows an unauthorized attacker to elevate privileges over a network. Use-after-free is a memory corruption issue that occurs when an application...

PT-2026-70521

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally, which can lead to full system compromise. Recommendations At the moment, there is no...

KB5120238: Windows 10 version 1809 / Windows Server 2019 Security Update (August 2026)

The remote Windows host is missing security update 5120238. It is, therefore, affected by multiple vulnerabilities - Stack-based buffer overflow in Windows DNS allows an unauthorized attacker to execute code over a network. CVE-2026-62878 - Use after free in Windows Deployment Services allows an...

Fedora 44 : knot (2026-6f4584d9b3)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-6f4584d9b3 advisory. new upstream release including a security fix for ACL processing Tenable has extracted the preceding description block directly from the Fedora security...

RHEL 10 : ldns (RHSA-2026:53402)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:53402 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also defin...

PT-2026-70440

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A race condition occurs in Windows DNS due to improper synchronization when using a shared resource. This allows an authorized attacker to execute arbitrary code over a network, potential...

PT-2026-70744

Name of the Vulnerable Software and Affected Versions Windows DNS affected versions not specified Description A heap-based buffer overflow occurs in Windows DNS, which allows an authorized attacker to elevate privileges locally. A heap-based buffer overflow is a memory corruption issue that happe...