Linux Distros Unpatched Vulnerability : CVE-2026-65634

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sendi...

DEBIAN-CVE-2026-65634

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

AZL-103422 CVE-2026-65634 affecting package erlang 26.2.5.21-6

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

CVE-2026-65634

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

UBUNTU-CVE-2026-65634

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

CVE-2026-65634

CVE-2026-65634 is a quadratic-complexity CPU denial-of-service vulnerability in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder. The root cause is that asn1rtt_ber:dec_subidentifiers/3, asn1rtt_per_common:dec_subidentifiers/3, and asn1rtt_jer:json2oid/1 accumulate a base-128 subidentifier into an u...

CVE-2026-65634

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

CVE-2026-65634 Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

EEF-CVE-2026-65634 Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder

Summary Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and...

CVE-2026-65634 Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

CVE-2026-65634 Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

PT-2026-96688

Name of the Vulnerable Software and Affected Versions Erlang/OTP versions 17.0 through 27.3.4.17 Erlang/OTP versions 28.0 through 28.5.0.6 Erlang/OTP versions 29.0 through 29.1.0 Description Inefficient algorithmic complexity in the asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated...

CVE-2026-65634

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: shim (UTSA-2026-091452)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-091452 advisory. During key agreement in a TLS handshake using a DHE based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client ...

CVE-2026-65634: Inefficient Algorithmic Complexity

Inefficient algorithmic complexity in the Erlang/OTP asn1 OBJECT IDENTIFIER decoder allows a remote unauthenticated attacker to cause denial of service by sending a crafted OID during the TLS handshake. The BER OID decoder asn1rttber:decsubidentifiers/3 in lib/asn1/src/asn1rttber.erl and the...

CVE-2026-90439

A flaw was found in NGINX ngxhttpv3module. A limited heap buffer overflow can occur during a Transport Layer Security TLS handshake when using HTTP/3 with certain OpenSSL versions. This vulnerability may allow remote attackers to cause a denial-of-service DoS on the NGINX system. Additionally, it...

netty-handler: Netty: Denial of Service due to eager buffer allocation in TLS handshake

A flaw was found in Netty, a network application framework. A remote attacker can exploit this vulnerability by sending a crafted TLS Transport Layer Security ClientHello message. This can lead to an eager allocation of a large memory buffer, causing a Denial of Service DoS due to excessive memor...

CVE-2026-91949

A flaw was found in FreeRDP server. This vulnerability allows unauthenticated attackers to bypass server policies that disable Remote Desktop Services over Transport Layer Security RDSTLS connections. By sending incompatible protocol requests and then completing a TLS handshake, attackers can...

CVE-2026-85718

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 3.0.8 until 3.0.12, a client with maxConnections or maxConnectionsPerHost set above zero leaks one connection permit whenever TLS connection establishment fails...

UBUNTU-CVE-2026-85718

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 3.0.8 until 3.0.12, a client with maxConnections or maxConnectionsPerHost set above zero leaks one connection permit whenever TLS connection establishment fails...