Astra Linux – Vulnerability in libssh

A flaw was discovered in libssh. The API function sshgethexa is vulnerable to a denial-of-service attack when processing zero-length inputs. This vulnerability can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication, if the...

EulerOS 2.0 SP11 : libssh (EulerOS-SA-2026-2214)

According to the versions of the libssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The API function sshgethexa is vulnerable, when 0-lenght input is provided to this function. This function is used internally in...

EulerOS 2.0 SP11 : libssh (EulerOS-SA-2026-2252)

According to the versions of the libssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The API function sshgethexa is vulnerable, when 0-lenght input is provided to this function. This function is used internally in...

EulerOS Virtualization 2.10.1 : libssh (EulerOS-SA-2026-2027)

According to the versions of the libssh package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A malicious SCP server can send unexpected paths that could make the client application override local files outside of working...

CVE-2026-0966

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-0966 Libssh: libssh: denial of service via zero-length input in ssh_get_hexa()

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-0966 Libssh: libssh: denial of service via zero-length input in ssh_get_hexa()

A flaw was found in libssh. The API function sshgethexa is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI Generic Security Service Application Program Interface authentication if the server's logging verbosity is se...

CVE-2026-0966

CVE-2026-0966 affects the libssh library with a buffer underflow in ssh_get_hexa() on invalid input. The issue occurs because ssh_get_hexa() is used by ssh_get_fingerprint_hash() and the deprecated ssh_print_hexa(), and also in gssapi logging. Remote triggering is possible when GSSAPI authenticat...