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AEAD ciphers (chacha20-poly1305, AES-GCM) leak 16 bytes of uninitialized memory per outgoing encrypted packet

Status: Open.

#2023 In libssh2/libssh2;

· afldl opened on Jun 10, 2026

sftp_readdir() uses server-supplied num_names without validation — stuck state and memory leak

Status: Open.

#2018 In libssh2/libssh2;

· afldl opened on Jun 10, 2026

Request for release (v1.11.2) to address CVE-2026-7598(integer overflow)

Status: Open.

#1925 In libssh2/libssh2;

· yeshwanthyeah-ship-it opened on May 8, 2026

ECDH key exchange fails with OpenSSL 3: compressed EC point sent instead of uncompressed

not-a-libssh2-bug

Status: Open.

#1819 In libssh2/libssh2;

· rlerdorf opened on Mar 17, 2026

To avoid interfering with auth, send keepalives at the end of the interval instead of the beginning

Status: Open.

#1810 In libssh2/libssh2;

· MatrixManAtYrService opened on Mar 1, 2026

Tests fail when building Debian testing package - test_sshd.test 1 - sshd-test_ssh2

needs-info

not-a-libssh2-bug

Status: Open.

#1808 In libssh2/libssh2;

· babelouest opened on Feb 27, 2026

scp_recv2 - cannot download file with a name longer than 246 chars

feature-request

Status: Open.

#1738 In libssh2/libssh2;

· psiquo opened on Nov 4, 2025

Memory Leak in libssh2_session_free

memory-leak

Status: Open.

#1691 In libssh2/libssh2;

· LkkkLxy opened on Sep 30, 2025

The write stucks at the transport layer.

Status: Open.

#1672 In libssh2/libssh2;

· cyberslav-games opened on Sep 22, 2025

libssh2_userauth methods always indicate error when additional auth steps are required by server

Status: Open.

#1612 In libssh2/libssh2;

· ion201 opened on Jun 18, 2025

libssh2_userauth_publickey_fromfile_ex not working on Windows

enhancement

Status: Open.

#1517 In libssh2/libssh2;

· pyscripter opened on Jan 23, 2025

Millisecond timeout precision not respected

enhancement

Status: Open.

#1497 In libssh2/libssh2;

· Trzik opened on Nov 21, 2024