golang: net/http: excessive memory growth in a Go server accepting HTTP/2 requests

A flaw was found in the net/http library of the golang package. This flaw allows an attacker to cause excessive memory growth in a Go server accepting HTTP/2 requests. HTTP/2 server connections contain a cache of HTTP header keys sent by the client. While the total number of entries in this cache...

AZL-25939 CVE-2022-41723 affecting package skopeo for versions less than 1.12.0-3

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 small requests...

AZL-34908 CVE-2022-41723 affecting package kubevirt for versions less than 1.2.0-1

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 small requests...

AZL-37377 CVE-2022-41723 affecting package golang for versions less than 1.21.6-1

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 small requests...

AZL-26732 CVE-2022-41723 affecting package kubevirt for versions less than 0.59.0-15

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 small requests...

UBUNTU-CVE-2022-4492

The undertow client is not checking the server identity presented by the server certificate in https connections. This is a compulsory step at least it should be performed by default in https and in http/2. I would add it to any TLS client protocol...

DEBIAN-CVE-2022-31394

Hyperium Hyper before 0.14.19 does not allow for customization of the maxheaderlistsize method in the H2 third-party software, allowing attackers to perform HTTP2 attacks...

Allocation of Resources Without Limits or Throttling

Overview std/net/http is a Go standard library package std/net/http Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling. Go Vulnerability Report: A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder,...

SUSE CVE-2022-41723

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 small requests...

SUSE CVE-2014-1582

The Public Key Pinning PKP implementation in Mozilla Firefox before 33.0 does not properly consider the connection-coalescing behavior of SPDY and HTTP/2 in the case of a shared IP address, which allows man-in-the-middle attackers to bypass an intended pinning configuration and spoof a web site b...

SUSE CVE-2015-0799

The HTTP Alternative Services feature in Mozilla Firefox before 37.0.1 allows man-in-the-middle attackers to bypass an intended X.509 certificate-verification step for an SSL server by specifying that server in the uri-host field of an Alt-Svc HTTP/2 response header...

SUSE CVE-2015-7219

The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service integer underflow, assertion failure, and application exit via a malformed PushPromise frame that triggers decompressed-buffer length miscalculation and incorrect memory allocation...

SUSE CVE-2015-7218

The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service integer underflow, assertion failure, and application exit via a single-byte header frame that triggers incorrect memory allocation...

SUSE CVE-2016-1546

The Apache HTTP Server 2.4.17 and 2.4.18, when modhttp2 is enabled, does not limit the number of simultaneous stream workers for a single HTTP/2 connection, which allows remote attackers to cause a denial of service stream-processing outage via modified flow-control windows...

SUSE CVE-2016-4979

The Apache HTTP Server 2.4.18 through 2.4.20, when modhttp2 and modssl are enabled, does not properly recognize the "SSLVerifyClient require" directive for HTTP/2 request authorization, which allows remote attackers to bypass intended access restrictions by leveraging the ability to send multiple...

SUSE CVE-2017-5446

An out-of-bounds read when an HTTP/2 connection to a servers sends "DATA" frames with incorrect data content. This leads to a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and Firefox 53...

SUSE CVE-2017-5650

In Apache Tomcat 9.0.0.M1 to 9.0.0.M18 and 8.5.0 to 8.5.12, the handling of an HTTP/2 GOAWAY frame for a connection did not close streams associated with that connection that were currently waiting for a WINDOWUPDATE before allowing the application to write more data. These waiting streams each...

SUSE CVE-2017-7675

The HTTP/2 implementation in Apache Tomcat 9.0.0.M1 to 9.0.0.M21 and 8.5.0 to 8.5.15 bypassed a number of security checks that prevented directory traversal attacks. It was therefore possible to bypass security constraints using a specially crafted URL...

SUSE CVE-2017-15896

Node.js was affected by OpenSSL vulnerability CVE-2017-3737 in regards to the use of SSLread due to TLS handshake failure. The result was that an active network attacker could send application data to Node.js using the TLS or HTTP2 modules in a way that bypassed TLS authentication and encryption...

SUSE CVE-2018-10184

An issue was discovered in HAProxy before 1.8.8. The incoming H2 frame length was checked against the maxframesize setting instead of being checked against the bufsize. The maxframesize only applies to outgoing traffic and not to incoming, so if a large enough frame size is advertised in the...