USN-8699-1: libssh vulnerabilities

It was discovered that libssh had a stack buffer overflow in its SFTP server when constructing directory listing entries for long filenames. An attacker could possibly use this issue to cause libssh to crash or execute arbitrary code. This issue only affected Ubuntu 26.04 LTS. CVE-2026-15370 It w...

Astra Linux – Vulnerability in libssh

A flaw was discovered in libssh. By using the ProxyCommand or ProxyJump feature, users can exploit unvalidated hostname syntax on the client side. This issue may allow an attacker to inject malicious code into the commands related to these features via the hostname parameter...

OESA-2026-3476 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...

AZL-97014 CVE-2026-48711 affecting package fuse-sshfs 3.7.3-1

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

ALPINE-CVE-2026-48711

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

CVE-2026-48711

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

CVE-2026-48711

SSHFS (a network filesystem client for SSH) is vulnerable to argument injection in its find_base_path() function. From version 1.4 through 3.7.5, a bracketed mount source such as [-oProxyCommand=CMD]:/path has its brackets stripped, leaving a host value beginning with - that is passed directly to...

CVE-2026-48711 SSHFS: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

EUVD-2026-62494

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

CVE-2026-48711 SSHFS: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

CVE-2026-48711

SSHFS is a network filesystem client for connecting to SSH servers. From version 1.4 until 3.7.6, SSHFS accepts a bracketed mount source such as -oProxyCommand=CMD:/path and findbasepath removes the brackets, leaving a host value that begins with - and is passed directly to ssh as a command-line...

libssh: libssh: denial of service via unchecked ProxyCommand fork() failure

A flaw was found in libssh. When ProxyCommand is used, an unchecked fork failure can be stored as process ID -1; during cleanup, signals may then be sent across the caller's accessible process tree, leading to local denial of service...

libssh: libssh: information disclosure via ProxyCommand %r username expansion

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...

OESA-2026-3323 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...

SUSE-SU-2026:23168-1 Security update for libssh

This update for libssh fixes the following issues - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP read length bsc1272165. - CVE-2026-59845: denial of service via unchecked ProxyCommand fork failure...

SUSE-SU-2026:23056-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2026-3731: denial of Service via out-of-bounds read in SFTP extension name handler bsc1259377. - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP re...

SUSE-SU-2026:3330-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP read length bsc1272165. - CVE-2026-59845: denial of service via unchecked ProxyCommand fork failure...

SUSE-SU-2026:3302-1 Security update for libssh

This update for libssh fixes the following issues - CVE-2026-3731: denial of service via out-of-bounds read in SFTP extension name handler bsc1259377. - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP rea...

Libssh: libssh: denial of service via unchecked proxycommand fork() failure

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Linux Distros Unpatched Vulnerability : CVE-2026-59845

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. When ProxyCommand is used, an unchecked fork failure can be stored as process ID -1; during cleanup, signals may then be sent across...