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libssh libssh vulnerabilities and exploits
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NA
CVE-2023-3603
A missing allocation check in sftp server processing read requests may cause a NULL dereference on low-memory conditions. The malicious client can request up to 4GB SFTP reads, causing allocation of up to 4GB buffers, which was not being checked for failure. This will likely cras...
Libssh Libssh
NA
CVE-2023-2283
A vulnerability was found in libssh, where the authentication check of the connecting client can be bypassed in the`pki_verify_data_signature` function in memory allocation problems. This issue may happen if there is insufficient memory or the memory usage is limited. The problem...
Libssh Libssh
Fedoraproject Fedora 37
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
NA
CVE-2023-1667
A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.
Libssh Libssh
Fedoraproject Fedora 37
Debian Debian Linux 10.0
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
CVSSv2
CVSSv2
CVSSv3
VMScore
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