Openvswitch: open vswitch: denial of service via malformed ftp epasv command

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CVE-2026-34956

CVE-2026-34956 affects Open vSwitch: the vulnerability is in the userspace conntrack FTP ALG handler where a crafted FTP payload (EPASV/FTP substrings) can trigger an invalid memory access due to type narrowing when copying FTP substrings. This memory access can crash the process, causing Denial ...

curl: Infinite loop issue in the state machine of the curl project

Summary: Vulnerability impact: When curl attempts to download files from a malicious FTP server, it triggers an infinite loop in the code execution. I discovered this issue in the FTP functionality of the curl project .As described in...

PCMan FTP Server 安全漏洞

PCMan FTP Server is PCMan open source set of FTP server software. PCMan FTP Server suffers from a buffer overflow vulnerability that originates from an unknown feature in the EPSV command processor. No detailed vulnerability details are provided at this time...

httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

The approxyftphandler function in modules/proxy/proxyftp.c in the modproxyftp module in the Apache HTTP Server 2.0.63 and 2.2.13 allows remote FTP servers to cause a denial of service NULL pointer dereference and child process crash via a malformed reply to an EPSV command...

httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

The approxyftphandler function in modules/proxy/proxyftp.c in the modproxyftp module in the Apache HTTP Server 2.0.63 and 2.2.13 allows remote FTP servers to cause a denial of service NULL pointer dereference and child process crash via a malformed reply to an EPSV command...

httpd: NULL pointer defer in mod_proxy_ftp caused by crafted EPSV and PASV reply

The approxyftphandler function in modules/proxy/proxyftp.c in the modproxyftp module in the Apache HTTP Server 2.0.63 and 2.2.13 allows remote FTP servers to cause a denial of service NULL pointer dereference and child process crash via a malformed reply to an EPSV command...