CVE-2026-70399 httpd does not enforce the documented default max_clients connection limit

Allocation of Resources Without Limits or Throttling vulnerability in Erlang/OTP inets httpd allows an unauthenticated remote attacker to cause denial of service by opening and holding open a large number of connections. The maxclients option is documented to default to 150, and the inets hardeni...

CVE-2026-52687

An attacker that has valid credentials can select a compression algorithm for the IMAP connection whose decompression state requires a large amount of memory, and open several such connections. The memory limit of the process is reached with only a few connections, terminating the process and all...

EUVD-2026-67658

When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running in high-security mode default for community releases, only the new submission connection gets terminated. If running in high-performance...

CVE-2026-33263

When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running in high-security mode default for community releases, only the new submission connection gets terminated. If running in high-performance...

CVE-2026-33263

This vulnerability affects the submission-login process in OX Dovecot. When the mail_max_userip_connections limit (default 10) is reached, an epoll() panic triggered by file descriptor handling issues can crash the process. In high-security mode (default for community releases), only the new conn...

CVE-2026-33263

When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running in high-security mode default for community releases, only the new submission connection gets terminated. If running in high-performance...

CVE-2026-33263

When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running in high-security mode default for community releases, only the new submission connection gets terminated. If running in high-performance...

CVE-2026-33263

When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running in high-security mode default for community releases, only the new submission connection gets terminated. If running in high-performance...

PT-2026-83051

Name of the Vulnerable Software and Affected Versions dovecot versions prior to 2.4.5-1.1 Description A crash can occur in the submission-login process when the mail max userip connections limit is reached, resulting in an epoll panic due to file descriptor handling issues. In high-security mode,...

SurrealDB vulnerable to pre-auth memory amplification via unbounded `/sql` WebSocket frames

An anonymous caller could degrade /sql availability by streaming WebSocket frames many times larger than the operator-configured per-connection limit. The /sql upgrade handler accepted anonymous connections and did not propagate SURREALWEBSOCKETMAXMESSAGESIZE to the WebSocket protocol layer —...

GHSA-65RJ-R9FH-JP2V SurrealDB vulnerable to pre-auth memory amplification via unbounded `/sql` WebSocket frames

An anonymous caller could degrade /sql availability by streaming WebSocket frames many times larger than the operator-configured per-connection limit. The /sql upgrade handler accepted anonymous connections and did not propagate SURREALWEBSOCKETMAXMESSAGESIZE to the WebSocket protocol layer —...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: The cleanup limit for connections has been increased to 64. After the optimization to perform only one garbage collection per jiffy, a new problem emerged. If more than 8 new connections are tracked per...

CVE-2026-31711

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix activenumconn leak on transport allocation failure Commit 77ffbcac4e56 "smb: server: fix leak of activenumconn in ksmbdtcpnewconnection" addressed the kthreadrun failure path. The earlier alloctransport == NULL...

CVE-2026-31711

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix activenumconn leak on transport allocation failure Commit 77ffbcac4e56 "smb: server: fix leak of activenumconn in ksmbdtcpnewconnection" addressed the kthreadrun failure path. The earlier alloctransport == NULL...

EUVD-2020-23035

Malware in sbrugna...

EUVD-2001-0573

Malware in sbrugna...

EUVD-2010-5067

Malware in sbrugna...

EUVD-2021-18533

Malware in sbrugna...

EUVD-2022-1616

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2020-35359

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Pure-FTPd 1.0.48 allows remote attackers to prevent legitimate server use by making enough connections to exceed the connection limit. CVE-2020-35359 Note that...