CVE-2023-45802

CVE-2023-45802 describes a memory‑leak condition in HTTP/2 handling: when a client resets a stream, memory deallocation is deferred until connection close, allowing a connection to accumulate memory usage over time. Astra Linux security notes reproduce the issue description and cite a fix in Apac...

CVE-2023-45802 Apache HTTP Server: HTTP/2 stream memory not reclaimed right away on RST

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

CVE-2023-45802

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

CVE-2023-45802

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

CVE-2023-45802 Apache HTTP Server: HTTP/2 stream memory not reclaimed right away on RST

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

CVE-2023-45802 Apache HTTP Server: HTTP/2 stream memory not reclaimed right away on RST

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

Oracle Linux 8 : nodejs:18 (ELSA-2023-5869)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-5869 advisory. nodejs 1:18.18.2-1 - Rebase to version 18.18.2 Resolves: CVE-2023-44487 CVE-2023-45143 CVE-2023-38552 CVE-2023-39333 nodejs-nodemon nodejs-packaging...

RHEL 8 : varnish:6 (RHSA-2023:6023)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:6023 advisory. Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and ov...

Oracle Linux 8 : nodejs:16 (ELSA-2023-5850)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-5850 advisory. - Update nghttp2 to 1.57.0 Resolves: CVE-2023-44487 nodejs-nodemon nodejs-packaging Tenable has extracted the preceding description block directly from the Orac...

CentOS 8 : varnish (CESA-2023:5989)

The remote CentOS Linux 8 host has a package installed that is affected by a vulnerability as referenced in the CESA-2023:5989 advisory. - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wi...

ALSA-2023:5989 Important: varnish security update

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up. Security Fixes: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack Rap...

tomcat security update

1:9.0.62-11.3 - HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack Rapid Reset Attack CVE-2023-44487...

Oracle Linux 8 : grafana (ELSA-2023-5863)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2023-5863 advisory. - Resolve CVE-2023-44487 Rapid Reset Attack Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Not...

Oracle Linux 9 : grafana (ELSA-2023-5867)

The remote Oracle Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2023-5867 advisory. - Resolve CVE-2023-44487 Rapid Reset Attack Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Not...

RHEL 8 : varnish (RHSA-2023:5989)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5989 advisory. Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and ov...

Oracle Linux 9 : 18 (ELSA-2023-5849)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-5849 advisory. - Rebase to version 18.18.2 Resolves: CVE-2023-44487 CVE-2023-45143 CVE-2023-38552 CVE-2023-39333 nodejs-nodemon - Resolves: CVE-2022-25883...

Denial Of Service (DoS)

gitlab is vulnerable to Denial of Service DoS. This vulnerability allows an attacker to exhaust worker resources in the server by opening an HTTP/2 connection with an initial window size of 0...

AlmaLinux 8 : tomcat (ALSA-2023:5928)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2023:5928 advisory. - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild ...

AlmaLinux 9 : tomcat (ALSA-2023:5929)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2023:5929 advisory. - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild ...

Important: Red Hat Security Advisory: Red Hat Satellite Client security and bug fix update

An update for foremanyggworker, puppet-agent, qpid-proton, and yggdrasil is now available for Satellite Client 6 for RHEL 6, Satellite Client 6 for RHEL 7, Satellite Client 6 for RHEL 8, and Satellite Client 6 for RHEL 9. Red Hat Product Security has rated this update as having a security impact ...