SUSE CVE-2014-0017

The RANDbytes function in libssh before 0.6.3, when forking is enabled, does not properly reset the state of the OpenSSL pseudo-random number generator PRNG, which causes the state to be shared between children processes and allows local users to obtain sensitive information by leveraging a pid...

SUSE CVE-2015-3146

The 1 SSHMSGNEWKEYS and 2 SSHMSGKEXDHREPLY packet handlers in packagecb.c in libssh before 0.6.5 do not properly validate state, which allows remote attackers to cause a denial of service NULL pointer dereference and crash via a crafted SSH packet...

SUSE CVE-2018-10933

A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access...

SUSE CVE-2020-1730

A flaw was found in libssh versions before 0.8.9 and before 0.9.4 in the way it handled AES-CTR or DES ciphers if enabled ciphers. The server or client could crash when the connection hasn't been fully initialized and the system tries to cleanup the ciphers when closing the connection. The bigges...

SUSE CVE-2020-16135

libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if sshbuffernew returns NULL...

SUSE CVE-2021-3634

A flaw has been found in libssh in versions prior to 0.9.6. The SSH protocol keeps track of two shared secrets during the lifetime of the session. One of them is called secrethash and the other sessionid. Initially, both of them are the same, but after key re-exchange, previous sessionid is kept...

Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in libssh, caused by improper bounds checking.(CVE-2021-3634).

Summary IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in libssh, caused by improper bounds checking CVE-2021-3634. Libssh, included in RedHat, is used in the base operating system by IBM Watson Speech. Please read the details for...

curl: libssh backend CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 validation bypass

Summary: If libcurl is built against libssh CURLOPTSSHHOSTPUBLICKEYSHA256 is quietly ignored. As a result a SSH connection will be established even if the SHA256 key set doesn't match. Steps To Reproduce: 1. configure libcurl with libssh and build it 2. curl --hostpubsha256 HOSTFINGERPRINTHERE...

Security Bulletin: IBM QRadar SIEM Application Framework Base Image is vulnerable to using components with Known Vulnerabilities

Summary The product includes vulnerable components e.g., framework libraries that may be identified and exploited with automated tools. Vulnerability Details CVEID:CVE-2021-38185 DESCRIPTION: GNU cpio could allow a remote attacker to execute arbitrary code on the system, caused by an integer...

Security Bulletin: IBM App Connect Enterprise Certified Container operands may be vulnerable to arbitrary code execution due to CVE-2021-3634

Summary libssh is part of the base OS modules in all operand images in IBM App Connect Enterprise Certified Container. IBM App Connect Enterprise Certified Container is not directly vulnerable under standard operations, but custom use of the images may be vulnerable to arbitrary code execution...

Security Bulletin: IBM MQ Operator and Queue manager container images are vulnerable to multiple vulnerabilities from gzip, jackson-databind, libssh, gnutls, nettle and zlib

Summary Multiple issues were identified in Red Hat UBIubi8/ubi-minimal v8.5-x packages gzip, libssh, gnutls, nettle, zlib and jackson-databind that were shipped with IBM MQ Operator and IBM supplied MQ Advanced container images. Vulnerability Details CVEID: CVE-2021-3634 DESCRIPTION: libssh is...

Oracle Linux 8 : libssh (ELSA-2022-2031)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2022-2031 advisory. - Fix CVE-2021-3634: Fix possible heap-buffer overflow when rekeying with different key exchange mechanism Tenable has extracted the preceding description block...

Rocky Linux 8 : libssh (RLSA-2022:2031)

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2022:2031 advisory. - A flaw has been found in libssh in versions prior to 0.9.6. The SSH protocol keeps track of two shared secrets during the lifetime of the session. One of them ...

new packages: libssh

An update is available for libssh. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Linux 9.0...

libssh security, bug fix, and enhancement update

0.9.6-3 - Remove STI tests 0.9.6-2 - Remove bad patch causing errors - Adding BuildRequires for openssh SSHD support 0.9.6-1 - Fix CVE-2021-3634: Fix possible heap-buffer overflow when rekeying with different key exchange mechanism - Rebase to version 0.9.6 - Rename SSHDEXECUTABLE to SSHEXECUTABL...

AlmaLinux 8 : libssh (ALSA-2022:2031)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2022:2031 advisory. - A flaw has been found in libssh in versions prior to 0.9.6. The SSH protocol keeps track of two shared secrets during the lifetime of the session. One of them is...

RHEL 8 : libssh (RHSA-2022:2031)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:2031 advisory. libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. The following packages have been...

libssh: possible heap-based buffer overflow when rekeying

A flaw has been found in libssh. The SSH protocol keeps track of two shared secrets during the lifetime of the session. One of them is called secrethash and the other sessionid. Initially, both of them are the same, but after key re-exchange, previous sessionid is kept and used as an input to new...

Low: Red Hat Security Advisory: libssh security, bug fix, and enhancement update

An update for libssh is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE...

RLSA-2022:2031 Low: libssh security, bug fix, and enhancement update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. The following packages have been upgraded to a later upstream version: libssh 0.9.6. BZ1896651 Security Fixes: libssh: possible heap-based buffer overflow when rekeying CVE-2021-3634...