JLSEC-2026-252 Issue summary: Calling the OpenSSL API function SSL_select_next_proto with an empty supported...

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 ...

EulerOS Virtualization 2.12.0 : python3 (EulerOS-SA-2026-1512)

According to the versions of the python3 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : When building nested elements using xml.dom.minidom methods such as appendChild that have a dependency on clearidcache the algorit...

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:...

BIT-LIBPYTHON-2024-5642 Buffer overread when using an empty list with SSLContext.set_npn_protocols()

CPython 3.9 and earlier doesn't disallow configuring an empty list "" for SSLContext.setnpnprotocols which is an invalid value for the underlying OpenSSL API. This results in a buffer over-read when NPN is used see CVE-2024-5535 for OpenSSL. This vulnerability is of low severity due to NPN being...

ROS-20250923-01

The vulnerability in the Python programming language interpreter CPython is due to the fact that Cpython does not prohibits setting an empty list "" for SSLContext.setnpnprotocols, which is an invalid value for the OpenSSL base API when using NPN. Exploitation of the vulnerability could allow an...

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...

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: python

Issue Overview: CPython 3.9 and earlier doesn't disallow configuring an empty list for SSLContext.setnpnprotocols which is an invalid value for the underlying OpenSSL API. This results in a buffer over-read when NPN is used see CVE-2024-5535 for OpenSSL. This vulnerability is of low severity due ...

CBL Mariner 2.0 Security Update: cloud-hypervisor-cvm / openssl (CVE-2024-5535)

The version of cloud-hypervisor-cvm / openssl installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-5535 advisory. - Issue summary: Calling the OpenSSL API function SSLselectnextproto with an empty...

DEBIAN-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 ...

AZL-47733 CVE-2024-5535 affecting package hvloader for versions less than 1.0.1-6

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 ...

ALPINE-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 ...

OpenSSL 1.0.2 < 1.0.2zk Vulnerability

The version of OpenSSL installed on the remote host is prior to 1.0.2zk. It is, therefore, affected by a vulnerability as referenced in the 1.0.2zk advisory. - Issue summary: Calling the OpenSSL API function SSLselectnextproto with an empty supported client protocols buffer may cause a crash or...

SUSE CVE-2013-4353

The ssl3takemac function in ssl/s3both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service NULL pointer dereference and application crash via a crafted Next Protocol Negotiation record in a TLS handshake...

TLS NPN Supported Protocol Enumeration

The remote host supports the TLS NPN Transport Layer Security Next Protocol Negotiation extension. This plugin enumerates the protocols the extension supports. TRUSTED...

openssl: client NULL dereference crash on malformed handshake packets

The ssl3takemac function in ssl/s3both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service NULL pointer dereference and application crash via a crafted Next Protocol Negotiation record in a TLS handshake...

openssl: client NULL dereference crash on malformed handshake packets

The ssl3takemac function in ssl/s3both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service NULL pointer dereference and application crash via a crafted Next Protocol Negotiation record in a TLS handshake...

Null pointer dereference

The ssl3takemac function in ssl/s3both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service NULL pointer dereference and application crash via a crafted Next Protocol Negotiation record in a TLS handshake...

openssl: client NULL dereference crash on malformed handshake packets

The ssl3takemac function in ssl/s3both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service NULL pointer dereference and application crash via a crafted Next Protocol Negotiation record in a TLS handshake...