PT-2026-89090

In the Linux kernel, the following vulnerability has been resolved: io uring: defer eventfd signaling when queued from a wakeup handler io req local work add signals the CQ ring eventfd inline when it is the one to push the first entry onto -work list. For DEFER TASKRUN rings that add is frequent...

Linux Distros Unpatched Vulnerability : CVE-2026-26445

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - stomper 5e2741e is vulnerable to Denial of Service. A malicious client can send partial STOMP frames and keep the TCP connections open, which, combined with the...

SUSE 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...

Linux Distros Unpatched Vulnerability : CVE-2026-33263

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When mailmaxuseripconnections is set default 10 and reached, submission-login can crash with epoll panic caused by file descriptor handling issues. If running i...

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...

AZL-98313 CVE-2026-33263 affecting package dovecot 2.3.20-1

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...

ALPINE-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...

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...

UBUNTU-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,...

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-2026-26445

stomper 5e2741e is vulnerable to Denial of Service. A malicious client can send partial STOMP frames and keep the TCP connections open, which, combined with the broker s use of edge-triggered epoll EPOLLET and MSGPEEK in recv, causes sockets to enter a permanent half-read state. When enough such...

CVE-2026-26445

stomper 5e2741e is vulnerable to Denial of Service. A malicious client can send partial STOMP frames and keep the TCP connections open, which, combined with the broker s use of edge-triggered epoll EPOLLET and MSGPEEK in recv, causes sockets to enter a permanent half-read state. When enough such...

CVE-2026-26445

stomper at commit 5e2741e is vulnerable to a remote Denial of Service . A malicious client can send partial STOMP frames while keeping TCP connections open. Because the broker uses edge-triggered epoll (EPOLLET) and MSG_PEEK in recv(), these sockets enter a permanent half-read state. Once enough ...

EUVD-2026-66756

stomper 5e2741e is vulnerable to Denial of Service. A malicious client can send partial STOMP frames and keep the TCP connections open, which, combined with the broker s use of edge-triggered epoll EPOLLET and MSGPEEK in recv, causes sockets to enter a permanent half-read state. When enough such...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: locking/qrwlock: Fixed the ordering in queuedwritelockslowpath While this code is executed with waitlock held, a reader can acquire the lock without holding waitlock. The writer side loops checking the value using...