CVE-2023-33953

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

AZL-34770 CVE-2023-33953 affecting package grpc for versions less than 1.62.0-2

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

AZL-27911 CVE-2023-33953 affecting package grpc 1.42.0-11

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

CVE-2023-33953

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

Design/Logic Flaw

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

CVE-2023-33953 Denial-of-Service in gRPC

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

CVE-2023-33953

CVE-2023-33953 concerns the gRPC HPACK parser. Multiple vectors cause denial-of-service via: (1) unbounded memory buffering due to header size checks behind string reads, (2) unbounded CPU due to per-input-block memory copies creating an 0(n^2) parsing loop, (3) HPACK varints that can start with ...

CVE-2023-33953

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

PT-2023-24594

Name of the Vulnerable Software and Affected Versions gRPC affected versions not specified Description The issue allows hpack table accounting errors, which could lead to unwanted disconnects between clients and servers in exceptional cases. Three vectors were found that allow the following DOS...

Excessive Iteration in gRPC

gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers in exceptional cases/ Three vectors were found that allow the following DOS attacks: - Unbounded memory buffering in the HPACK parser - Unbounded CPU consumption ...

Important: containerd

Issue Overview: http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Large handshake records may cause panics in crypto/tls. Both clients and servers may send large TLS handshake records which cause servers and clients, respectively, to panic when attempting to construct...

Important: cni-plugins

Issue Overview: http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Affected Packages: cni-plugins Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories. Issue Correction:...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.13.6 bug fix and security update

Red Hat OpenShift Container Platform release 4.13.6 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. Red Hat Product Security has rated this update as having a...

Important: docker

Issue Overview: http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Affected Packages: docker Issue Correction: Run dnf update docker --releasever 2023.1.20230719 or dnf update --advisory ALAS2023-2023-260 --releasever 2023.1.20230719 to update your system. More information o...

Important: rclone

Issue Overview: http2/hpack: avoid quadratic complexity in hpack decoding CVE-2022-41723 Affected Packages: rclone Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories. Issue Correction: Run y...

Moderate: Red Hat Security Advisory: Red Hat OpenShift Service Mesh Containers for 2.3.5 security update

Red Hat OpenShift Service Mesh 2.3.5 Containers Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the...

Moderate: Red Hat Security Advisory: Red Hat OpenShift Service Mesh 2.2.8 security update

Red Hat OpenShift Service Mesh 2.2.8 Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References...

Security Bulletin: IBM Event Streams is vulnerable to a denial of service attack due to Golang Go (CVE-2022-41723)

Summary IBM Event Streams is affected by golang / golang-xnet vulnerability for version 0.7.0 CVE-2022-41723 Vulnerability Details CVEID:CVE-2022-41723 DESCRIPTION: Golang Go is vulnerable to a denial of service, caused by a flaw in the HPACK decoder. By sending a specially-crafted HTTP/2 stream,...

golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding

A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of requests...

Connection Confusion

grpc is vulnerable to Connection Confusion. The vulnerability exists when the gRPC HTTP2 stack raised a header size exceeded error, and it skipped parsing the rest of the HPACK frame, which caused any HPACK table mutations also to be skipped, resulting in the desynchronization of HPACK tables...