bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

HeapCrypt

HeapCrypt Encypting the Heap while sleeping by hooking and modifying Sleep with our own function that encrypts the heap , sleeps for a moment then decrypts the heap : 16bit key xor heap encryption : 16bit key xor heap decryption : References : https://www.arashparsa.com/hook-heaps-and-live-free/...

CVE-2025-65018_Exploit_Challenge

CVE-2025-65018 CTF Challenge: "PNG Panic" This challenge is based on a real-world buffer overflow vulnerability in libpng specifically dealing with the simplified API pngimagefinishread when handling 16-bit interlaced images. 🚩 Challenge Goal You are provided with a vulnerable binary victim that...

DiagSpill

DiagSpill CVE-2026-74469 Writeup !WARNING The PoC is provided solely to help defenders, maintainers, and authorized security teams validate patches, mitigations, detections, and exposure on systems they own or are explicitly authorized to test. You are solely responsible for ensuring that your us...

RHEL 8 : bind9.16 (RHSA-2026:79113)

"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:79113 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named...

RockyLinux 8 : bind9.16 (RLSA-2026:79113)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:79113 advisory. bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling CVE-2026-19667 bind: BIND: Denial of Service via...

MiracleLinux 9 : bind-9.16.23-40.el9_8.10 (AXSA:2026-2017:12)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-2017:12 advisory. bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling CVE-2026-19667 bind: BIND: Denial of Service via...

Atlassian Jira Service Management Data Center and Server 3.0.x < 10.3.26 / 10.4.x < 11.3.12 (JSDSERVER-16790)

The version of Atlassian Jira Service Management Data Center and Server Jira Service Desk running on the remote host is affected by a vulnerability as referenced in the JSDSERVER-16790 advisory. - In Bouncy Castle for Java before 1.85, BKS keystore accepts legacy version with 16-bit integrity MAC...

Astra Linux – vulnerability in libstb

An issue was found in stb stbimage.h 2.27. The PNM loader incorrectly interpreted 16-bit PGM files as 8-bit when converting them to RGBA, resulting in a buffer overflow when the output was later reinterpreted as a 16-bit buffer. An attacker could potentially crash a service using stbimage, or rea...

MiracleLinux 8 : bind9.16-9.16.23-0.22.el8_10.16 (AXSA:2026-2034:05)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-2034:05 advisory. bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling CVE-2026-19667 bind: BIND: Denial of Service via...

bind9.16 security, bug fix, and enhancement update

An update is available for bind9.16. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Berkeley Internet Name Domain BIND is an implementation of the Domain Na...

bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling

A flaw was found in bind9's named component. A remote attacker, by sending a specially crafted DNS negative answer of exactly 65536 bytes from an authoritative server, can cause a 16-bit length truncation. This results in a zero-byte negative cache entry. When named attempts to read this invalid...

Linux Distros Unpatched Vulnerability : CVE-2026-63449

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the SIP parser in...

CVE-2026-63449

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the SIP parser in rust/src/sip/parser.rs stores request and response body lengths in 16-bit fields. A SIP body larger than 65,536 bytes can truncate the...

UBUNTU-CVE-2026-63449

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the SIP parser in rust/src/sip/parser.rs stores request and response body lengths in 16-bit fields. A SIP body larger than 65,536 bytes can truncate the...

CVE-2026-63449

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the SIP parser in rust/src/sip/parser.rs stores request and response body lengths in 16-bit fields. A SIP body larger than 65,536 bytes can truncate the...