glibc: glibc: Invalid DNS hostname returned via gethostbyaddr functions

A flaw was found in the GNU C library glibc. When applications use the gethostbyaddr or gethostbyaddrr functions with a nsswitch.conf configuration that specifies glibc's DNS backend, the library may return an invalid DNS hostname. This violates the DNS specification and could lead to application...

SUSE CVE-2026-4438

Calling gethostbyaddr or gethostbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification...

CVE-2026-4438

A flaw was found in the GNU C library glibc. When applications use the gethostbyaddr or gethostbyaddrr functions with a nsswitch.conf configuration that specifies glibc's DNS backend, the library may return an invalid DNS hostname. This violates the DNS specification and could lead to application...

CVE-2026-4438

Calling gethostbyaddr or gethostbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification...

EUVD-2004-2470

Malware in sbrugna...

EUVD-2019-16033

Malware in sbrugna...

EUVD-2022-6317

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2019-6473

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected:...

SUSE CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2021-27768

Using the ability to perform a Man-in-the-Middle MITM attack, which indicates a lack of hostname verification, sensitive account information was able to be intercepted. In this specific scenario, the application's network traffic was intercepted using a proxy server set up in 'transparent' mode...

CVE-2021-27768 An SSL certificate host verification vulnerability affects HCL Verse for Android

Using the ability to perform a Man-in-the-Middle MITM attack, which indicates a lack of hostname verification, sensitive account information was able to be intercepted. In this specific scenario, the application's network traffic was intercepted using a proxy server set up in 'transparent' mode...

LY Corporation: Webview address bar spoofing in LINE client for iOS

When navigation to an invalid hostname occurs, the address bar is updated even though the navigation is cancelled. Due to this incorrect timing of updating the address bar and applying URL normalization, it can be recognized as a different hostname from the actual hostname. As a result, attacker...

ALPINE-CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

DEBIAN-CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

Design/Logic Flaw

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2019-6473 A packet containing a malformed DUID can cause the kea-dhcp6 server to terminate

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...

CVE-2019-6473

An invalid hostname option can trigger an assertion failure in the Kea DHCPv4 server process kea-dhcp4, causing the server process to exit. Versions affected: 1.4.0 to 1.5.0, 1.6.0-beta1, and 1.6.0-beta2...