CVE-2026-80225

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-80225

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

UBUNTU-CVE-2026-80225

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-81634

In NLnet Labs Unbound up to and including 1.26.0, a 255 length query name with a large TCP response can lead to a heap buffer overflow during the RRSet canonicalisation routine. This is caused by missing to add the first owner name into the buffer length check. A malicious actor operating a...

CVE-2026-81634

In NLnet Labs Unbound up to and including 1.26.0, a 255 length query name with a large TCP response can lead to a heap buffer overflow during the RRSet canonicalisation routine. This is caused by missing to add the first owner name into the buffer length check. A malicious actor operating a...

CVE-2026-80225 Possible degradation of service from continuous queries on the same TCP/DoT connection

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-80225

The NLnetLabs Unbound DNS resolver, versions up to and including 1.26.0 , is vulnerable to a degradation of service in the TCP/DoT reading procedure. The root cause is a lack of limits on consecutive reads, allowing a malicious actor to stream a high rate of distinct uncached names over a TCP/DoT...

CVE-2026-80225 Possible degradation of service from continuous queries on the same TCP/DoT connection

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

EUVD-2026-80289

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-80225

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-80225

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-73172: Improper Neutralization of Special Elements used in an OS Command

Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in the edgserver management service of Advantech EKI-1242EIMS in firmware version V1.06.01 that allows a remote unauthenticated attacker to execute...

CVE-2026-20154: Loop with Unreachable Exit Condition

A vulnerability in the system rate-limiting process for syslog message 419002 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 high CPU utilization on an affected device...

CVE-2026-20248: Signed to Unsigned Conversion Error

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...

PT-2026-93372

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions prior to 1.27.0 Description A heap buffer overflow can occur during the RRSet canonicalisation routine when processing a 255 length query name with a large TCP response. This issue stems from a failure to include th...

CVE-2026-80225: Allocation of Resources Without Limits or Throttling

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...

CVE-2026-81634: Heap-based Buffer Overflow

In NLnet Labs Unbound up to and including 1.26.0, a 255 length query name with a large TCP response can lead to a heap buffer overflow during the RRSet canonicalisation routine. This is caused by missing to add the first owner name into the buffer length check. A malicious actor operating a...

PT-2026-93371

Name of the Vulnerable Software and Affected Versions NLnetLabs Unbound versions prior to 1.27.0 Description A degradation of service issue exists in the TCP/DoT reading procedure due to the absence of a limit on consecutive reads. A malicious actor can monopolize a single worker's entire event...

PT-2026-93741

Name of the Vulnerable Software and Affected Versions BIND 9 versions 9.11.0 through 9.18.50 BIND 9 versions 9.20.0 through 9.20.27 BIND 9 versions 9.21.0 through 9.21.25 BIND 9 versions 9.11.3-S1 through 9.18.50-S1 BIND 9 versions 9.20.9-S1 through 9.20.27-S1 Description In a secondary zone wher...

CVE-2026-80225: Allocation of Resources Without Limits or Throttling

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate of distinct uncached names over the TCP/DoT connection, monopolize...