OESA-2026-1655 libssh security update

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, transfer files, use a secure and transparent tunnel for your remote...

OESA-2026-1652 libssh security update

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, transfer files, use a secure and transparent tunnel for your remote...

CLSA-2026-1773930007 Fix CVE(s): CVE-2026-3731

SECURITY UPDATE: out-of-bounds read from manipulated SFTP extension index - debian/patches/CVE-2026-3731.patch: Fix out-of-bound read in sftp extensions by replacing '' with '=' in index checks; cause: off-by-one error in index comparison allowing idx equal count. - CVE-2026-3731...

CLSA-2026-1773929316 Fix CVE(s): CVE-2026-3731

SECURITY UPDATE: remote out-of-bounds read in SFTP extension name handler - debian/patches/CVE-2026-3731.patch: Fix out-of-bound read from sftp extensions; correct index comparison from '' to '=' and prevent access past extension count. - CVE-2026-3731...

CLSA-2026-1773830791 libssh: Fix of CVE-2026-3731

CVE-2026-3731: fix out-of-bounds read in sftpextensionsgetname and sftpextensionsgetdata when idx equals the extension count...

Ubuntu: Security Advisory (USN-8093-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 : libssh vulnerability (USN-8093-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by a vulnerability as referenced in the USN-8093-1 advisory. It was discovered that libssh incorrectly performed bounds checking when processing SFTP extensions. If a...

Linux Distros Unpatched Vulnerability : CVE-2026-3731

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c o...

EUVD-2026-10234

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

DEBIAN-CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

UBUNTU-CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

CVE-2026-3731

A weakness has been identified in libssh up to 0.11.3. The impacted element is the function sftpextensionsgetname/sftpextensionsgetdata of the file src/sftp.c of the component SFTP Extension Name Handler. Executing a manipulation of the argument idx can lead to out-of-bounds read. The attack may ...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read via the sftpextensionsgetname or sftpextensionsgetdata functions. An attacker can cause the application to read memory outside the intended buffer by supplying a crafted argument, potentially resulting in application...