CVE-2026-59842

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

CVE-2026-59842

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

CVE-2026-59842 Libssh: libssh: information disclosure via short gssapi curve25519 public key

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

EUVD-2026-46176

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

EulerOS Virtualization 2.10.1 : openssh (EulerOS-SA-2026-2831)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.CVE-2026-35388 In OpenSSH befo...

CVE-2026-59842: Out-of-bounds Read

A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...

EulerOS Virtualization 2.10.0 : openssh (EulerOS-SA-2026-2862)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.CVE-2026-35388 In OpenSSH befo...

CVE-2026-59851: Incorrect Authorization

A flaw was found in libssh. On servers with GSSAPIKeyExchange enabled, the gssapi-keyex path does not verify whether the authenticated Kerberos principal is authorized for the requested local user, allowing authenticated clients to log in as arbitrary users...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2744)

According to the versions of the packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if th...

Oracle Linux 10 : openssh (ELSA-2026-19069)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-19069 advisory. - CVE-2026-35385: Fix privilege escalation via scp legacy protocol when not in preserving file mode Resolves: RHEL-164739 - CVE-2026-35388: Add...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS : OpenSSH vulnerabilities (USN-8533-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8533-1 advisory. It was discovered that OpenSSH sftp did not properly constrain the location of downloaded files when connecting to an...

EulerOS 2.0 SP10 : openssh (EulerOS-SA-2026-2705)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.CVE-2026-35388 In OpenSSH before 10.3, comman...

EulerOS 2.0 SP10 : openssh (EulerOS-SA-2026-2664)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.CVE-2026-35388 In OpenSSH before 10.3, comman...

Fedora 43 : openssh (2026-95b955a09b)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-95b955a09b advisory. - CVE-2026-55653: Fix double free in openssh DH-GEX client path during FIPS known-group validation that leads to client-side denial of service -...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2026-2550)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2026-2610)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the...

SUSE SLES15: Multiple Vulnerabilities (SUSE-RU-2026:2815-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE- RU-2026:2815-1 advisory. Security fixes included on this update: - CVE-2026-2303: go.mongodb.org/mongo-driver: Heap Out-of-Bounds Read in GSSAPI Error Handling bsc1270529. Othe...

EUVD-2026-42597

Zeek before 8.0.9 contains an uncontrolled memory consumption vulnerability in the FTP analyzer that allows unauthenticated remote attackers to cause process termination by sending a crafted FTP control session negotiating AUTH GSSAPI followed by a large ADAT control line. Attackers can exploit t...

CVE-2026-60108

Zeek before 8.0.9 contains an uncontrolled memory consumption vulnerability in the FTP analyzer that allows unauthenticated remote attackers to cause process termination by sending a crafted FTP control session negotiating AUTH GSSAPI followed by a large ADAT control line. Attackers can exploit t...

SUSE-RU-2026:2815-1 Recommended update for apptainer

This update for apptainer contains the following fixes: Security fixes included on this update: - CVE-2026-2303: go.mongodb.org/mongo-driver: Heap Out-of-Bounds Read in GSSAPI Error Handling bsc1270529. Other fixes: - Enable building of SUID starter for SLES 15 jscPED-16347...