[SECURITY] Fedora 44 Update: perl-Protocol-HTTP2-1.13-1.fc44

Protocol::HTTP2 is Perl HTTP/2 protocol implementation RFC 7540 with stateful decoders/encoders of HTTP/2 frames. You may use this module to implement your own HTTP/2 client/server/intermediate on top of your favorite event loop over plain or TLS socket...

PT-2026-50456

Name of the Vulnerable Software and Affected Versions undici versions 6.17.0 through 6.25.x undici versions 7.0.0 through 7.27.x undici versions 8.0.0 through 8.4.x Description The WebSocket client fails to limit the number of fragments in a message, only enforcing the maxPayloadSize on the...

CVE-2026-5497

A flaw was found in vLLM. An attacker can exploit this vulnerability by sending a specially crafted API request containing an excessive number of base64-encoded JPEG frames within a data URL. This unbounded processing of frames in the VideoMediaIO.loadbase64 method leads to an Out-of-Memory OOM...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : ADSys vulnerabilities (USN-8430-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8430-1 advisory. It was discovered that ADSys did not properly handle certain HTTP/2 frames. A remote attacker could possibly...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the websocket checks. An attacker can exhaust system memory by sending large incomplete frame payloads, potentially leading to service disruption. Remediation Upgrade aiohttp to...

Asymmetric Resource Consumption (Amplification)

Overview org.webjars.npm:ws is a simple to use websocket client, server and console for node.js. Affected versions of this package are vulnerable to Asymmetric Resource Consumption Amplification when handling a large number of very small fragments and data chunks. An attacker can cause excessive...

Asymmetric Resource Consumption (Amplification)

Overview ws is a simple to use websocket client, server and console for node.js. Affected versions of this package are vulnerable to Asymmetric Resource Consumption Amplification when handling a large number of very small fragments and data chunks. An attacker can cause excessive memory allocatio...

USN-8430-1: ADSys vulnerabilities

It was discovered that ADSys did not properly handle certain HTTP/2 frames. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 26.04 LTS. CVE-2026-27141 It was discovered that ADSys did not properly handle certain HTTP/2 SETTINGS frames. ...

PT-2026-49588

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.14.1 Description An issue exists in the asynchronous HTTP client/server framework where an attacker can send large incomplete websocket frame payloads. This allows the attacker to bypass standard memory use size...

CVE-2026-48043

A flaw was found in netty-codec-http2. A remote attacker could send specially crafted frames that cause a resource leak within the DelegatingDecompressorFrameListener class. This resource leak could lead to an Out Of Memory Error OOME, potentially causing a Denial of Service DoS by taking down th...

CVE-2026-12043

Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library might allow a remote threat actor operating a server to cause memory corruption on a connecting client application, potentially leading to arbitrary code execution, via a crafted sequence of HTTP/2...

CVE-2026-12043

CVE-2026-12043 affects the AWS Common Runtime aws-c-http library due to improper handling of HPACK dynamic table size updates, which can cause memory corruption on a connecting client via a crafted sequence of HTTP/2 HEADERS frames. The vulnerability could lead to arbitrary code execution on vuln...

CVE-2026-12043 Heap double-free in AWS Common Runtime aws-c-http

Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library might allow a remote threat actor operating a server to cause memory corruption on a connecting client application, potentially leading to arbitrary code execution, via a crafted sequence of HTTP/2...

EUVD-2026-36541

Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library might allow a remote threat actor operating a server to cause memory corruption on a connecting client application, potentially leading to arbitrary code execution, via a crafted sequence of HTTP/2...

Denial Of Service

golang.org/x/net/http2 is vulnerable to Denial of Service DoS. The vulnerability is due to a missing nil check when processing HTTP/2 frames, where receiving frame types 0x0a through 0x0f can trigger a server panic, causing the application to crash and resulting in a denial of service condition...

Security Bulletin: Multiple vulnerabilities in IBM Observability with Instana (OnPrem)

Summary Multiple vulnerabilities were addressed in IBM Observability with Instana OnPrem build 1.0.319 Vulnerability Details CVEID:CVE-2018-20225 DESCRIPTION: An issue was discovered in pip all versions because it installs the version with the highest version number, even if the user had intended...

PT-2026-48949

Name of the Vulnerable Software and Affected Versions aws-c-http versions prior to 0.11.0 Description Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library allows a remote threat actor operating a server to cause memory corruption on a connecting clien...

EulerOS Virtualization 2.13.0 : nghttp2 (EulerOS-SA-2026-2409)

According to the versions of the nghttp2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops...

PT-2026-50785

Name of the Vulnerable Software and Affected Versions OpenBSD versions prior to commit 6a23123 Description An out-of-bounds read exists in the mpls do error function within sys/netmpls/mpls input.c. Remote attackers can disclose kernel stack memory by sending crafted MPLS frames containing 16...

Infinite Loop

net/http is vulnerable to Infinite Loop. The vulnerability is due to improper handling of HTTP/2 SETTINGS frames, where receiving a SETTINGSMAXFRAMESIZE value of 0 causes the transport layer to enter an infinite loop while writing CONTINUATION frames, leading to excessive resource consumption and...