| Bug | bullseye | bookworm | trixie | forky | sid | Description | 
|---|
| CVE-2025-8277 | vulnerable (no DSA) | vulnerable (no DSA) | vulnerable (no DSA) | fixed | fixed | A flaw was found in libssh's handling of key exchange (KEX) processes  ... | 
| CVE-2025-8114 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | vulnerable (no DSA) | fixed | fixed | A flaw was found in libssh, a library that implements the SSH protocol ... | 
| CVE-2025-5987 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | A flaw was found in libssh when using the ChaCha20 cipher with the Ope ... | 
| CVE-2025-5372 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | A flaw was found in libssh versions built with OpenSSL versions older  ... | 
| CVE-2025-5351 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | A flaw was found in the key export functionality of libssh. The issue  ... | 
| CVE-2025-5318 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | A flaw was found in the libssh library in versions less than 0.11.2. A ... | 
| CVE-2025-4878 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | A vulnerability was found in libssh, where an uninitialized variable e ... | 
| CVE-2025-4877 | vulnerable (no DSA, postponed) | vulnerable (no DSA) | fixed | fixed | fixed | There's a vulnerability in the libssh package where when a libssh cons ... | 
| Bug | Description | 
|---|
| CVE-2025-5449 | A flaw was found in the SFTP server message decoding logic of libssh.  ... | 
| CVE-2023-48795 | The SSH transport protocol with certain OpenSSH extensions, found in O ... | 
| CVE-2023-6918 | A flaw was found in the libssh implements abstract layer for message d ... | 
| CVE-2023-6004 | A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump ... | 
| CVE-2023-3603 | A missing allocation check in sftp server processing read requests may ... | 
| CVE-2023-2283 | A vulnerability was found in libssh, where the authentication check of ... | 
| CVE-2023-1667 | A NULL pointer dereference was found In libssh during re-keying with a ... | 
| CVE-2021-3634 | A flaw has been found in libssh in versions prior to 0.9.6. The SSH pr ... | 
| CVE-2020-16135 | libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buf ... | 
| CVE-2020-1730 | A flaw was found in libssh versions before 0.8.9 and before 0.9.4 in t ... | 
| CVE-2019-14889 | A flaw was found with the libssh API function ssh_scp_new() in version ... | 
| CVE-2018-10933 | A vulnerability was found in libssh's server-side state machine before ... | 
| CVE-2016-0739 | libssh before 0.7.3 improperly truncates ephemeral secrets generated f ... | 
| CVE-2015-3146 | The (1) SSH_MSG_NEWKEYS and (2) SSH_MSG_KEXDH_REPLY packet handlers in ... | 
| CVE-2014-8132 | Double free vulnerability in the ssh_packet_kexinit function in kex.c  ... | 
| CVE-2014-0017 | The RAND_bytes function in libssh before 0.6.3, when forking is enable ... | 
| CVE-2013-0176 | The publickey_from_privatekey function in libssh before 0.5.4, when no ... | 
| CVE-2012-6063 | Double free vulnerability in the sftp_mkdir function in sftp.c in libs ... | 
| CVE-2012-4562 | Multiple integer overflows in libssh before 0.5.3 allow remote attacke ... | 
| CVE-2012-4561 | The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from ... | 
| CVE-2012-4560 | Multiple buffer overflows in libssh before 0.5.3 allow remote attacker ... | 
| CVE-2012-4559 | Multiple double free vulnerabilities in the (1) agent_sign_data functi ... |