CVE-2020-1350-Fix

KB4569509: Guidance for DNS Server Vulnerability CVE-2020-1350 Introduction On July 14, 2020, Microsoft released a security update for the issue that is described in CVE-2020-1350 | Windows DNS Server Remote Code Execution Vulnerability. This advisory describes a Critical Remote Code Execution RC...

CVE-2020-1350

CVE-2020-1350 SigRED Workaround to mitigate the impact of the vulnerability by reducing the TCP Recieve Packet Size Maximum Limit on the DNS Server and restarting DNS...

AlmaLinux 9.2 [TuxCare] Security Update: dnsmasq / dnsmasq-utils (ALMALINUX9.2:CLSA-2025:1744628407)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1744628407 advisory. - An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DN...

CentOS Linux 7 [TuxCare] Security Update: dnsmasq / dnsmasq-utils (CENTOS7:CLSA-2024:1720179161)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2024:1720179161 advisory. - An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Fl...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: dnsmasq (UTSA-2023-001151)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2023-001151 advisory. An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020. Tenable h...

CVE-2026-62949

A flaw was found in AsyncSSH, a Python package for SSHv2 protocol implementation. A malicious SSH server or an authenticated client can exploit this vulnerability by sending a specially crafted SSH packet with a zero-sized maximum packet size. This can cause the AsyncSSH event loop to freeze,...

Astra Linux – Vulnerability in Erlang

Erlang is a programming language and runtime system designed for building massively scalable, soft-real-time systems with high availability requirements. OTP is a set of Erlang libraries, which includes the Erlang runtime system and several ready-to-use components written in Erlang. The packet si...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: dsi: Prevent underflow when calculating packet sizes. Currently, the packet overhead is subtracted using unsigned arithmetic. With a short sync pulse, this could lead to an underflow, causing the value to wrap around t...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: coresight: tmc-etf: Fixed a global-out-of-bounds issue in tmcupdateetfbuffer. The commit 6f755e85c332 “coresight: Add helper for inserting synchronization packets” removed the trailing \0 from the barrierpkt array and updated the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sched: schcake: bounds checks were added to the host bulk flow fairness counts. Although we fixed a logic error in the commit cited below, the syzbot still managed to cause an underflow in the per-host bulk flow counters, resulti...

libssh: libssh: denial of service via zero advertised channel packet size

A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing later channel writes to loop indefinitely and consume CPU, leading to denial of service...

libssh: libssh: denial of service via zero advertised channel packet size

A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing later channel writes to loop indefinitely and consume CPU, leading to denial of service...

libssh: libssh: denial of service via zero advertised channel packet size

A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing later channel writes to loop indefinitely and consume CPU, leading to denial of service...

CVE-2026-25288

Transient DOS when processing a short target wake time channel usage response frame with insufficient packet size...

EUVD-2026-52736

Transient DOS when processing a short target wake time channel usage response frame with insufficient packet size...

CVE-2026-21366

Memory corruption while processing a packet with a size close to the maximum allowed value...

CVE-2026-21366

CVE-2026-21366 is described as memory corruption while processing a packet with a size close to the maximum allowed value. The initial listing and connected records corroborate a memory corruption issue, but no concrete affected product/vendor/version details are provided in the supplied document...

CVE-2026-21366 Integer Overflow or Wraparound in Data Network Stack & Connectivity

Memory corruption while processing a packet with a size close to the maximum allowed value...

EUVD-2026-52728

Memory corruption while processing a packet with a size close to the maximum allowed value...

PT-2026-67733

Name of the Vulnerable Software and Affected Versions The product name cannot be determined. affected versions not specified Description Memory corruption occurs when the system processes a packet with a size close to the maximum allowed value. Recommendations At the moment, there is no informati...