cve-2015-7547-public

glibc DNS 스텁 리졸버의 CVE-2015-7547 취약점을 위한 PoC 공격 서버 취약한 glibc 버전을 사용하는 로컬 머신에서 테스트하려면: user@localhost:/$ echo 'nameserver 127.0.0.127' | sudo tee /etc/resolv.conf user@localhost:/$ echo 'nameserver 127.0.0.127' | sudo tee -a /etc/resolv.conf user@localhost:/$ sudo python3 attack-server.py 127.0.0.1...

Rocky Linux 8 [CIQ] Security Update: python3-dns (crlsa-2024_3275)

The Rocky Linux 8 host has a package installed that is affected by a vulnerability as referenced in the CIQ crlsa-20243275 advisory. dnspython: denial of service in stub resolver CVE-2023-29483 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note tha...

Rocky Linux 9 [CIQ] Security Update: python3-dns (crlsa-2024_9423)

The Rocky Linux 9 host has a package installed that is affected by a vulnerability as referenced in the CIQ crlsa-20249423 advisory. dnspython: denial of service in stub resolver CVE-2023-29483 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note tha...

AlmaLinux 9.2 [TuxCare] Security Update: ldns / ldns-devel / ldns-doc / ldns-utils / perl-ldns / etc (ALMALINUX9.2:CLSA-2026:1784986614)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1784986614 advisory. - NLnet Labs ldns 1.2.0 up to and including versions 1.9.0, when used in applications as stub resolver over UDP, lacks matching the query...

OESA-2026-4016 glibc security update

The GNU C Library project provides the core libraries for the GNU system and GNU/Linux systems, as well as many other systems that use Linux as the kernel. These libraries provide critical APIs including ISO C11, POSIX.1-2008, BSD, OS-specific APIs and more. These APIs include such foundational...

glibc: glibc DNS stub resolver: Denial of Service via long search domain in configuration

A flaw was found in the GNU C Library glibc DNS stub resolver. This vulnerability allows a remote attacker on the local network to cause a denial of service by providing a specially crafted, excessively long search domain. When the resolver attempts to initialize with this long domain from...

SUSE CVE-2026-8674

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

Linux Distros Unpatched Vulnerability : CVE-2026-8674

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200...

CVE-2026-8674

A flaw was found in the GNU C Library glibc DNS stub resolver. This vulnerability allows a remote attacker on the local network to cause a denial of service by providing a specially crafted, excessively long search domain. When the resolver attempts to initialize with this long domain from...

AZL-101843 CVE-2026-8674 affecting package glibc 2.38-21

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

UBUNTU-CVE-2026-8674

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674 Assertion failure in the DNS stub resolver with a long search domain

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674

A assertion failure in the DNS stub resolver of the GNU C Library (glibc) versions 2.26 through 2.44 aborts any process that resolves names through the library. The root cause is that when the search list in /etc/resolv.conf or the LOCALDOMAIN environment variable contains a domain of roughly 200...

CVE-2026-8674 Assertion failure in the DNS stub resolver with a long search domain

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674 Assertion failure in the DNS stub resolver with a long search domain

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

CVE-2026-8674: Reachable Assertion

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 results in an assertion failure which aborts the process. The resolver truncates...

PT-2026-95018

Name of the Vulnerable Software and Affected Versions GNU C Library versions 2.26 through 2.44 Description Initializing the DNS stub resolver using a LOCALDOMAIN environment variable or an /etc/resolv.conf file containing a search list with a domain of approximately 200 characters or more causes ...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : ldns vulnerability (USN-8449-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8449-1 advisory. Pablo Ruiz discovered that ldns did not properly validate DNS responses when used as a stub resolver...