crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

cve-2021-34558

POC for CVE-2021-34558 Run the malicious TLS server go run main.go -mode server Run a normal http.Get client call against the server which panics go run main.go -mode client There is a minor modification to ./vendor/github.com/refraction-networking/utls/handshakeserver.go to enable the malicious...

go-pkcs12

package pkcs12 import "software.sslmate.com/src/go-pkcs12" Package pkcs12 implements some of PKCS12 also known as P12 or PFX. It is intended for decoding DER-encoded P12/PFX files for use with the crypto/tls package, and for encoding P12/PFX files for use by legacy applications which do not suppo...

crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

Important: Red Hat Security Advisory: yggdrasil security update

An update for yggdrasil 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 fro...

crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

Important: Red Hat Security Advisory: go-fdo-server security update

An update for go-fdo-server 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...

crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references

A flaw was found in crypto/tls. A remote attacker can trigger this vulnerability by sending a specially crafted packet containing multiple Encrypted Client Hello ECH outer extension references to a server. Processing these unauthorized references leads to excessive memory consumption, causing a...

Important: Red Hat Security Advisory: oci-seccomp-bpf-hook security update

An update for oci-seccomp-bpf-hook 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...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption

A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...

crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...