CVE-2026-21637

A flaw in Node.js TLS error handling allows remote attackers to crash or exhaust resources of a TLS server when pskCallback or ALPNCallback are in use. Synchronous exceptions thrown during these callbacks bypass standard TLS error handling paths tlsClientError and error, causing either immediate...

Uncaught Exception

Overview Affected versions of this package are vulnerable to Uncaught Exception in the TLS module when a TLS server is configured with pskCallback or ALPNCallback. A remote attacker can crash or exhaust resources of a TLS server by sending input that causes the callback to throw an error...

TencentOS Server 4: openssl (TSSA-2024:0289)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2024:0289 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

ALPN negotiation error contains attacker controlled information in crypto/tls

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AZL-78917 CVE-2025-58189 affecting package golang 1.25.7-1

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information the ALPN protocols sent by the client which is not escaped...

CVE-2025-58189 ALPN negotiation error contains attacker controlled information in crypto/tls

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information the ALPN protocols sent by the client which is not escaped...

Google Go 安全漏洞

Google Go is a static strongly typed, compiled, concatenated, and garbage-collected programming language from Google USA. A security vulnerability exists in Google Go that stems from an error message not escaping attacker-controlled data when ALPN negotiation fails, which could lead to informatio...

SUSE CVE-2025-62409

Envoy is a cloud-native, open source edge and service proxy. Prior to 1.36.1, 1.35.5, 1.34.9, and 1.33.10, large requests and responses can potentially trigger TCP connection pool crashes due to flow control management in Envoy. It will happen when the connection is closing but upstream data is...

SUSE CVE-2024-47522

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to version 7.0.7, invalid ALPN in TLS/QUIC traffic when JA4 matching/logging is enabled can lead to Suricata aborting with a panic. This issue has been addressed in 7.0.7. O...

openssl: SSL_select_next_proto buffer overread

A flaw was found in OpenSSL. Affected versions of this package are vulnerable to Information Exposure through the SSLselectnextproto function. This flaw allows an attacker to cause unexpected application behavior or a crash by exploiting the buffer overread condition when the function is called...

openssl: SSL_select_next_proto buffer overread

A flaw was found in OpenSSL. Affected versions of this package are vulnerable to Information Exposure through the SSLselectnextproto function. This flaw allows an attacker to cause unexpected application behavior or a crash by exploiting the buffer overread condition when the function is called...

The vulnerability of the Application-Layer Protocol Negotiation (ALPN) component in Mozilla Firefox, Firefox ESR, and email clients Thunderbird, Thunderbird ESR, allows a hacker to redirect users to any desired URL address.

The vulnerability of the Application-Layer Protocol Negotiation ALPN component in Mozilla Firefox, Firefox ESR, and Thunderbird email clients, including Thunderbird ESR, is related to the redirection of URLs to unreliable websites. Exploiting this vulnerability allows a malicious actor to redirec...

firefox: Alt-Svc ALPN validation failure when redirected

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site...

firefox: Alt-Svc ALPN validation failure when redirected

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site...

Mozilla Firefox 安全漏洞

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. A security vulnerability previously existed in Mozilla Firefox version 134, which stemmed from a failure of ALPN to properly validate certificates when using Alt-Svc if the originating server redirecte...

PT-2025-42742

Name of the Vulnerable Software and Affected Versions Go versions prior to 1.24.9-alt1 Fedora 42 Fedora 43 Description The issue involves a flaw in the crypto/tls component of the Go programming language. Specifically, when the Conn.Handshake process fails during ALPN Application-Layer Protocol...

Suricata 安全漏洞

Suricata is a network IDS, IPS and NSM engine from the Open Information Security Foundation. A security vulnerability exists in Suricata versions prior to 7.0.7 that stems from an invalid ALPN in TLS/QUIC traffic when JA4 matching/logging is enabled, which may cause Suricata to abort and panic...

openssl: SSL_select_next_proto buffer overread

A flaw was found in OpenSSL. Affected versions of this package are vulnerable to Information Exposure through the SSLselectnextproto function. This flaw allows an attacker to cause unexpected application behavior or a crash by exploiting the buffer overread condition when the function is called...

Medium: openssl

Issue Overview: Issue summary: Calling the OpenSSL API function SSLselectnextproto with an empty supported client protocols buffer may cause a crash or memory contents to be sent to the peer. Impact summary: A buffer overread can have a range of potential consequences such as unexpected applicati...

SUSE CVE-2024-5535

Issue summary: Calling the OpenSSL API function SSLselectnextproto with an empty supported client protocols buffer may cause a crash or memory contents to be sent to the peer. Impact summary: A buffer overread can have a range of potential consequences such as unexpected application beahviour or ...