Astra Linux – vulnerability in cups

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connected to cupsd but sent slow messages—for example, only one byte per second—would delay the entire operation of cupsd, rendering it unusable to other...

Rocky Linux 8 [CIQ] Security Update: cups / cups-client / cups-client-debuginfo / cups-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_0596)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20260596 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

Rocky Linux 9 [CIQ] Security Update: cups / cups-client / cups-client-debuginfo / cups-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_0312)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20260312 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

Rocky Linux 10.1 [CIQ] Security Update: cups / cups-client / cups-client-debuginfo / cups-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_0464)

The Rocky Linux 10.1 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20260464 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

Fixed in Apache Tomcat 10.1.59

Note: The issues below were fixed in Apache Tomcat 10.1.58 but the release vote for the 10.1.58 release candidate did not pass. Therefore, although users must download 10.1.59 to obtain a version that includes a fix for these issues, version 10.1.58 is not included in the list of affected version...

Fixed in Apache Tomcat 9.0.121

Low: Authenticated WebSocket session survives end of HTTP session CVE-2026-73180 If the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the...

Fixed in Apache Tomcat 11.0.25

Low: Authenticated WebSocket session survives end of HTTP session CVE-2026-73180 If the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the...

CVE-2026-65324: Uncontrolled Resource Consumption

Apache Traffic Server drops the per-stream buffer cap when dechunking HTTP/2 or HTTP/3 responses, letting a slow client exhaust server memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgra...

Fixed in Apache Tomcat 10.1.58

Low: DoS in WebSocket chat example CVE-2026-66299 The WebSocket chat example provided an unbounded buffer for undelivered messages. A maliciously slow client could cause the buffer to grow continuously, eventually leading to an memory exhaustion and failure of the Tomcat process. This was fixed...

cups: Slow client communication leads to a possible DoS attack

A flaw was found in cups. A client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes unusable by other clients...

EulerOS 2.0 SP12 : cups (EulerOS-SA-2026-1354)

According to the versions of the cups package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects ...

EulerOS 2.0 SP12 : cups (EulerOS-SA-2026-1385)

According to the versions of the cups package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects ...

EulerOS Virtualization 2.10.1 : cups (EulerOS-SA-2026-1531)

According to the versions of the cups package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a user i...

EulerOS 2.0 SP13 : cups (EulerOS-SA-2026-1267)

According to the versions of the cups package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a user in the lpadmin...

CLSA-2026-1768988530 cups: Fix of CVE-2025-58436

CVE-2025-58436: fix unresponsive cupsd process caused by a slow client...

MiracleLinux 8 : cups-2.2.6-66.el8_10 (AXSA:2026-042:02)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-042:02 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

AlmaLinux 10 : cups (ALSA-2026:0464)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:0464 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

AlmaLinux 8 : cups (ALSA-2026:0596)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:0596 advisory. CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack...

CLSA-2026-1768556662 cups: Fix of CVE-2025-58436

CVE-2025-58436: fix unresponsive cupsd process caused by a slow client...

RLSA-2026:0464 Moderate: cups security update

The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fixes: CUPS: Local denial-of-service via cupsd.conf update and related issues CVE-2025-61915 cups: Slow client communication leads to a possible DoS attack CVE-2025-584...