Astra Linux - уязвимость в libssh2

In libssh2 v1.9.0 and earlier versions, the SSHMSGDISCONNECT logic in packet.c has an integer overflow in a bounds check, enabling an attacker to specify an arbitrary out-of-bounds offset for a subsequent memory read. A crafted SSH server may be able to disclose sensitive information or cause a...

Astra Linux - уязвимость в libssh2

The vulnerability in the src/kex.c component of the SSH2 protocol implementation library Libssh2 involves reading data beyond the allowed buffer limits. Exploiting this vulnerability allows a remote attacker to gain access to confidential data...

libssh2 userauth.c userauth_password integer overflow

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Linux Distros Unpatched Vulnerability : CVE-2026-7598

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the userauthpassword function in userauth.c. An attacker can cause memory corruption or potentially execute arbitrary code by sending specially crafted values for usernamelen or passwordlen remotely...

CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

DEBIAN-CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

ALPINE-CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

UBUNTU-CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598 libssh2 userauth.c userauth_password integer overflow

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598 libssh2 userauth.c userauth_password integer overflow

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598

A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauthpassword of the file src/userauth.c. Such manipulation of the argument usernamelen/passwordlen leads to integer overflow. The attack may be launched remotely. The name of the patch is...

CVE-2026-7598

CVE-2026-7598 affects libssh2 up to 1.11.1. The vulnerable component is the function userauth_password in src/userauth.c, where manipulation of username_len/password_len can trigger an integer overflow. The issue could allow a remote attacker to exploit the overflow, impacting confidentiality/ in...

libssh2 数字错误漏洞

libssh2 is The libssh2 project open source a client C library that implements the SSH2 protocol , it can execute remote commands , file transfers , as well as for remote programs to provide a secure transmission channel . libssh2 1.11.1 and earlier versions of the number error vulnerability , the...

PT-2026-36550

Name of the Vulnerable Software and Affected Versions libssh2 versions prior to 1.11.2 Description An integer overflow exists in the userauth password function within the src/userauth.c file. This issue occurs when manipulating the username len and password len variables, which can be exploited b...

GHSA-5JF9-8F86-JHVW vulnerabilities

Vulnerabilities for packages: libssh2, libssh...

CVE-2025-14821 vulnerabilities

Vulnerabilities for packages: libssh2, libssh...