libssh2: Fix of CVE-2026-58050

CVE-2026-58050: cap publickey list attribute count to prevent 32-bit multiplication overflow in libssh2publickeylistfetch...

Amazon Linux 2 : libssh2, --advisory ALAS2-2026-3813 (ALAS-2026-3813)

The version of libssh2 installed on the remote host is prior to 1.4.3-12. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3813 advisory. libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses i...

Amazon Linux 2023 : libssh2, libssh2-devel (ALAS2023-2026-1966)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1966 advisory. libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses it in the allocation numattrs sizeoflibssh2publickeyattribute without...

UBUNTU-CVE-2026-58050

libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses it in the allocation numattrs sizeoflibssh2publickeyattribute without bounds checking, so on 32-bit platforms the multiplication overflows to an undersized buffer. A malicious S...

Linux Distros Unpatched Vulnerability : CVE-2026-58050

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses it in the allocation numattrs...