OESA-2026-2991 pacemaker security update

Pacemaker is an advanced, scalable High-Availability cluster resource manager. Security Fixes: A flaw was found in Pacemaker. An unauthenticated remote attacker can exploit an integer overflow vulnerability in the remote message decompression process. By sending a specially crafted compressed...

SUSE SLED15: libpython3_11-1_0 / python311 / python311-base / python311-curses / etc (SUSE-SU-2026:3104-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3104-1 advisory. This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client...

Linux Distros Unpatched Vulnerability : CVE-2026-44981

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - CrowdSec offers crowdsourced protection against malicious IPs. From 1.7.0 until 1.7.8, the LAPI router used gin-contrib/gzip with DefaultDecompressHandle global...

SUSE SLES15 Security Update : python-Pillow (SUSE-SU-2026:3084-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3084-1 advisory. This update for python-Pillow fixes the following issues - CVE-2026-54058: out-of-bounds read via attacker-controlled row stride on mmap path...

GO-2026-6006 Envoy Gateway: Wasm HTTP fetch decompresses gzip without output-size limit in github.com/envoyproxy/gateway

Envoy Gateway: Wasm HTTP fetch decompresses gzip without output-size limit in github.com/envoyproxy/gateway...

Security update for python311

This update for python311 fixes the following issues CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host bsc1261969. CVE-2026-4786: URLs containing %action can bypass mitigation that allows command injection via the webbrowser.open API bsc1262319. CVE-2026-6019: HT...

SUSE-SU-2026:3104-1 Security update for python311

This update for python311 fixes the following issues - CVE-2026-1502: CR/LF bytes not rejected by HTTP client proxy tunnel headers or host bsc1261969. - CVE-2026-4786: URLs containing %action can bypass mitigation that allows command injection via the webbrowser.open API bsc1262319. -...

Denial Of Service (DoS)

httplib2 is vulnerable to Denial Of Service DoS. The vulnerability is due to unbounded decompression of HTTP response bodies encoded with gzip or deflate, which allows a malicious server to return a compression bomb that exhausts client memory and causes a crash or out-of-memory condition...

UBUNTU-CVE-2026-54340

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

CVE-2026-54340

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

CVE-2026-54464: Allocation of Resources Without Limits or Throttling

Impact If this library is used in tandem with the permessage-deflate extension, a WebSocket server or client can be made to accept messages that are larger than the configured maximum message size. This is because this limit is checked against the message frames' length headers, which give the si...

CVE-2026-54340: Uncontrolled Resource Consumption

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

RHEL 9 : pacemaker (RHSA-2026:41042)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:41042 advisory. The Pacemaker cluster resource manager is a collection of technologies working together to maintain data integrity and application availability in t...

RHEL 10 : pacemaker (RHSA-2026:41041)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:41041 advisory. The Pacemaker cluster resource manager is a collection of technologies working together to maintain data integrity and application availability in...

CVE-2026-54340

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

CVE-2026-54340 h2o has HTTP/2 state amplification

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

CVE-2026-54340 h2o has HTTP/2 state amplification

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

pacemaker: Pacemaker: Denial of Service via integer overflow in remote message decompression

A flaw was found in Pacemaker. An unauthenticated remote attacker can exploit an integer overflow vulnerability in the remote message decompression process. By sending a specially crafted compressed remote message before authentication, an attacker can cause memory corruption, leading to a denial...

CVE-2026-44981

CrowdSec offers crowdsourced protection against malicious IPs. From 1.7.0 until 1.7.8, the LAPI router used gin-contrib/gzip with DefaultDecompressHandle globally in pkg/apiserver/controllers/controller.go, causing /v1/watchers and /v1/watchers/login to decompress unauthenticated gzip-compressed...

CVE-2026-44981

CrowdSec offers crowdsourced protection against malicious IPs. From 1.7.0 until 1.7.8, the LAPI router used gin-contrib/gzip with DefaultDecompressHandle globally in pkg/apiserver/controllers/controller.go, causing /v1/watchers and /v1/watchers/login to decompress unauthenticated gzip-compressed...