Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 08:43:58 +0000 CVE-2026-55200 — libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c https://vulnerability.circl.lu/vuln/cve-2026-55200 <p><strong>Affected:</strong> libssh2</p> <p>libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length values to corrupt heap memory and achieve remote code execution.</p> <p><strong>Affected:</strong> libssh2</p> <p>libssh2 through 1.11.1, fixed in commit 7acf3df contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length values to corrupt heap memory and achieve remote code execution.</p> https://vulnerability.circl.lu/vuln/cve-2026-55200