Ubuntu: Security Advisory (USN-7696-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

libssh 缓冲区错误漏洞

libssh is a C development package from the libssh organization for accessing SSH services, which are capable of executing remote commands, file transfers, as well as providing a secure transport channel for remote programs. A buffer error vulnerability exists in libssh that stems from an integer...

Linux Distros Unpatched Vulnerability : CVE-2025-5372

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in libssh versions built with OpenSSL versions older than 3.0, specifically in the sshkdf function responsible for key derivation. Due to...

SUSE-SU-2025:20596-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2025-5372: sshkdf returns a success code on certain failures bsc1245314 - CVE-2025-5987: Invalid return code for chacha20 poly1305 with OpenSSL backend bsc1245317 - CVE-2025-4877: Write beyond bounds in binary to base64 conversion functions...

SUSE-SU-2025:20557-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2025-5372: sshkdf returns a success code on certain failures bsc1245314 - CVE-2025-5987: Invalid return code for chacha20 poly1305 with OpenSSL backend bsc1245317 - CVE-2025-4877: Write beyond bounds in binary to base64 conversion functions...

Security update for libssh

This update for libssh fixes the following issues: CVE-2025-5372: sshkdf returns a success code on certain failures bsc1245314 CVE-2025-5987: Invalid return code for chacha20 poly1305 with OpenSSL backend bsc1245317 CVE-2025-4877: Write beyond bounds in binary to base64 conversion functions...

USN-7696-1 libssh vulnerabilities

Ronald Crane discovered that libssh incorrectly handled certain base64 conversions. An attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2025-4877 Ronald Crane discovered that libssh incorrectly handled the...

USN-7696-1: libssh vulnerabilities

Ronald Crane discovered that libssh incorrectly handled certain base64 conversions. An attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2025-4877 Ronald Crane discovered that libssh incorrectly handled the...

Security update for libssh

This update for libssh fixes the following issues: CVE-2025-4877: Fixed write beyond bounds in binary to base64 conversion functions bsc1245309. CVE-2025-4878: Fixed use of uninitialized variable in privatekeyfromfile bsc1245310. CVE-2025-5318: Fixed likely read beyond bounds in sftp server handl...

Linux Distros Unpatched Vulnerability : CVE-2025-4878

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekeyfromfile function. This flaw can be...

Linux Distros Unpatched Vulnerability : CVE-2025-8114

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange KEX process, an allocation failu...

[SECURITY] Fedora 41 Update: libssh-0.11.2-1.fc41

The ssh library was designed to be used by programmers needing a working SSH implementation by the mean of a library. The complete control of the client is made by the programmer. With libssh, you can remotely execute programs, trans fer files, use a secure and transparent tunnel for your remote...

Fedora: Security Advisory (FEDORA-2025-18e8506d3a)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora 41 : libssh (2025-18e8506d3a)

The remote Fedora 41 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-18e8506d3a advisory. New upstream release with security fixes for CVE-2025-4877, CVE-2025-4878, CVE-2025-5987, CVE-2025-5318, CVE-2025-5351, CVE-2025-5372, CVE-2025-5449...

The vulnerability of the sftphandle() function in the LibSSH library allows a hacker to gain unauthorized access to protected information.

The vulnerability of the sftphandle function in the LibSSH library relates to reading data beyond the buffer boundaries in memory. Exploiting this vulnerability could allow a remote attacker to gain unauthorized access to protected information...

DEBIAN-CVE-2025-5449

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

CVE-2025-5449

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

CVE-2025-5449

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

CVE-2025-5449 Libssh: integer overflow in libssh sftp server packet length validation leading to denial of service

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

CVE-2025-5449 Libssh: integer overflow in libssh sftp server packet length validation leading to denial of service

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...