CVE-2026-102758

The nxsecurex509asn1tlvblockparse function parses ASN.1 TLV tag-length-value blocks out of DER-encoded data. It is the primitive underneath all X.509 certificate parsing in NetX Secure, and therefore runs on certificates supplied by a remote peer during the TLS handshake. The function reads the...

EUVD-2026-81150

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-20290

CVE-2026-20290 affects the Snort 2 Detection Engine within Cisco Secure Firewall Threat Defense (FTD) Software . The root cause is incomplete validation of SSL certificates during parsing. An unauthenticated, remote attacker can exploit this by sending a crafted SSL connection setup request, caus...

CVE-2026-20290 Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-20290: Buffer Access with Incorrect Length Value

A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine to restart. This vulnerability is due to incomplete validation of the SSL...

CVE-2026-78130

strongSwan (IKE/IPsec suite), versions 4.2.0 through 6.0.7 , contains a NULL pointer dereference in the x509 plugin during the verification of X.509 attribute certificates. An attacker can trigger this remotely over the network without authentication, leading to a denial of service (high availabi...

EUVD-2026-75903

strongSwan 4.2.0 through 6.0.7 has a NULL pointer dereference in the x509 plugin's attribute certificate parser...

UBUNTU-CVE-2026-78131

strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser...

CVE-2026-57163

PJSIP is a free and open source multimedia communication library written in C. Prior to commit c4a151a, a stack buffer overflow exists in the GnuTLS TLS backend when parsing the Subject Alternative Name extension of a peer certificate tlscertgetinfo in sslsockgtls.c. Only GnuTLS builds are affect...

K000163012: GnuTLS/libtasn1 vulnerability CVE-2024-12133

Security Advisory Description A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a certificate, libtasn1 takes much longer than expected, which can slow down or even crash the system. This flaw allows an attacker to send a...

CVE-2026-52052

mgtlsparsecertder pubkey BIT STRING length underflow -- OOB read...

Inefficient Algorithmic Complexity

Overview org.bouncycastle:bcprov-ext-jdk14 is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity in the IETFUtils.valueToString method, reached through X500Name.toString, equals, and hashCode via...

Uncontrolled Recursion

Overview org.bouncycastle:bcprov-jdk16 is a Bouncy Castle Crypto package that is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.6. Affected versions of this package are vulnerable to...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the toByteArray method of DefiniteLengthInputStream, which allocates new byteintremaining up front from the declared ASN.1 definite-length value before reading any content. An attacker can...

Memory Allocation with Excessive Size Value

Overview org.bouncycastle:bcprov-jdk15to18 is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the toByteArray method of DefiniteLengthInputStream, which allocates new byteintremaining up front fr...

Uncontrolled Recursion

Overview org.bouncycastle:bcprov-jdk15to18 is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Uncontrolled Recursion in the force method of LazyEncodedSequence, which parses the deferred SEQUENCE with a fresh ASN1InputStream whose nesting-dep...

Microsoft Security Advisory CVE-2026-57108 – .NET Denial of Service Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in the .NET runtime cryptography layer CryptoNativeGetX509NameInfo. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability...

GHSA-RP2P-6CMP-JXJ9 Microsoft Security Advisory CVE-2026-57108 – .NET Denial of Service Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in the .NET runtime cryptography layer CryptoNativeGetX509NameInfo. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability...

Updated golang packages fix security vulnerabilities

The updated packages fix security vulnerabilities: mime: quadratic complexity in WordDecoder.DecodeHeader. CVE-2026-42504 net/textproto: arbitrary input are included in errors without any escaping. CVE-2026-42507 crypto/x509: split candidate hostname only once. CVE-2026-27145 os: Root escape via...