Astra Linux – Vulnerability in Waitress

Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before Waitress has had the opportunity to call getpeername, Waitress will not properly clean up the connection. As a result, the main thread attempts to write to a socket that no long...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: iscsi: iscsitcp: Fixed a NULL pointer dereferencing issue when calling getpeername. A crash due to a NULL pointer occurred when freeing a socket at the same time as accessing it via sysfs. The issues are as follows: 1...

Unity Linux 20.1050e / 20.1070e Security Update: python-waitress (UTSA-2026-016504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016504 advisory. Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011111)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011111 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: iscsitcp: Fix null-ptr-deref while calling getpeername Fix a NULL pointer crash that...

EUVD-2025-31953

Malicious code in bioql PyPI...

SUSE CVE-2022-50459

In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: iscsitcp: Fix null-ptr-deref while calling getpeername Fix a NULL pointer crash that occurs when we are freeing the socket at the same time we access it via sysfs. The problem is that: 1. iscsiswtcpconngetparam and...

CVE-2022-50459

In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: iscsitcp: Fix null-ptr-deref while calling getpeername Fix a NULL pointer crash that occurs when we are freeing the socket at the same time we access it via sysfs. The problem is that: 1. iscsiswtcpconngetparam and...

UBUNTU-CVE-2022-50459

In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: iscsitcp: Fix null-ptr-deref while calling getpeername Fix a NULL pointer crash that occurs when we are freeing the socket at the same time we access it via sysfs. The problem is that: 1. iscsiswtcpconngetparam and...

CVE-2022-50459 scsi: iscsi: iscsi_tcp: Fix null-ptr-deref while calling getpeername()

In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: iscsitcp: Fix null-ptr-deref while calling getpeername Fix a NULL pointer crash that occurs when we are freeing the socket at the same time we access it via sysfs. The problem is that: 1. iscsiswtcpconngetparam and...

CVE-2022-50459

CVE-2022-50459 affects the Linux kernel’s iSCSI TCP path (scsi: iscsi: iscsi_tcp) where a NULL pointer dereference can occur if a socket is freed while accessed via sysfs. Details describe the sequence: sock_hold() on struct sock, then sockfd_put() frees the socket, __sock_release() clears sock-&...

PT-2025-40144

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s iSCSI over TCP implementation. Specifically, a NULL pointer dereference can occur during socket access when freeing the socket concurrently with...

ROS-20250922-10

A vulnerability in the getpeername function of the WSGI server for python Waitress is related to the non-release of a resource after a valid exploitation period has expired. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

The vulnerability of the getpeername() function in the WSGI server for Python Waitress allows a attacker to cause a service failure.

The vulnerability of the getpeername function in the WSGI server for Python Waitress is related to the failure to release resources after their useful period has ended. Exploiting this vulnerability could allow a malicious actor to cause service interruptions remotely...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

PYSEC-2024-211

Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no longer...

AZL-51822 CVE-2024-49769 affecting package python-waitress 1.4.4-7

Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no longer...