nginx: NGINX: Heap buffer over-read allows memory modification or denial of service

A vulnerability in NGINX's ngxhttpssimodule allows an unauthenticated MITM attacker to trigger a heap buffer over-read by manipulating upstream server responses. This requires SSI, proxypass, and proxybuffering off to be configured, and can result in memory modification or a Denial of Service DoS...

RLSA-2026:59220 Important: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial o...

nginx security update

An update is available for nginx. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nginx is a web and proxy server supporting HTTP and other protocols, with a...

RLSA-2026:59216 Important: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial o...

nginx:1.24 security update

An update is available for nginx, module.nginx. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nginx is a web and proxy server supporting HTTP and other...

RockyLinux 10 : nginx (RLSA-2026:59220)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:59220 advisory. nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial of servic...

RHEL 8 : nginx:1.24 (RHSA-2026:59216)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59216 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

CVE-2026-38465

A Stored XSS vulnerability in the donor avatar mouse-over text feature in GazellePW GazellePosterWall commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the avatarmouseovertext parameter, which is stored and later rendered in avata...

RHEL 9 : nginx:1.24 (RHSA-2026:59490)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59490 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

AlmaLinux 10 : nginx (ALSA-2026:59220)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:59220 advisory. nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial of service...

RockyLinux 9 : nginx:1.24 (RLSA-2026:59490)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:59490 advisory. nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial of service...

RHEL 10 : nginx (RHSA-2026:59220)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59220 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

CVE-2026-38465

CVE-2026-38465 is a Stored XSS in GazellePW (GazellePosterWall) , a PHP web application, specifically in the donor avatar mouse-over text feature. Remote authenticated users can inject arbitrary JavaScript via the avatar_mouse_over_text parameter, which is persisted and later rendered unsanitized...

Oracle Linux 10 : nginx (ELSA-2026-59220)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-59220 advisory. - Resolves: RHEL-219313 - nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 - Resolves: RHEL-217956 ...

Linux Distros Unpatched Vulnerability : CVE-2026-78475

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the file-pix ESM plugin in GIMP. When processing a specially crafted PIX image file, the plugin allocates a Variable-Length Array VLA on the...

RockyLinux 8 : nginx:1.24 (RLSA-2026:59216)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:59216 advisory. nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial of service...

AlmaLinux 8 : nginx:1.24 (ALSA-2026:59216)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:59216 advisory. nginx: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial of service ...

Important: Red Hat Security Advisory: nginx security update

An update for nginx is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

nginx: NGINX: Heap buffer over-read allows memory modification or denial of service

A vulnerability in NGINX's ngxhttpssimodule allows an unauthenticated MITM attacker to trigger a heap buffer over-read by manipulating upstream server responses. This requires SSI, proxypass, and proxybuffering off to be configured, and can result in memory modification or a Denial of Service DoS...

Important: Red Hat Security Advisory: nginx:1.24 security update

An update for the nginx:1.24 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...