JLSEC-2026-723 Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

EUVD-2026-21183

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

CVE-2026-5447

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

CVE-2026-5447

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

UBUNTU-CVE-2026-5447

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

CVE-2026-5447 Heap buffer overflow in CertFromX509() via AuthorityKeyIdentifier

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

CVE-2026-5447 Heap buffer overflow in CertFromX509() via AuthorityKeyIdentifier

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension...

CVE-2026-5447

CVE-2026-5447 is a heap buffer overflow in CertFromX509 due to AuthorityKeyIdentifier size confusion when converting X.509 certs, reported across multiple advisories (wolfSSL-related). Root cause: incorrect size handling of AuthorityKeyIdentifier during internal certificate processing. Documented...

PT-2026-31737

Name of the Vulnerable Software and Affected Versions CertFromX509 affected versions not specified Description A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension. Recommendations At the moment, there...

openweave:FuzzCertificateConversion: Global-buffer-overflow in nl::Weave::TLV::TLVWriter::WriteData

Detailed Report: https://oss-fuzz.com/testcase?key=4739497582460928 Project: openweave Fuzzing Engine: libFuzzer Fuzz Target: FuzzCertificateConversion Job Type: libfuzzerasanopenweave Platform Id: linux Crash Type: Global-buffer-overflow READ Crash Address: 0x5c89d70a2160 Crash State:...

openweave:FuzzCertificateConversion: Global-buffer-overflow in nl::Weave::TLV::TLVWriter::WriteData

Detailed Report: https://oss-fuzz.com/testcase?key=4551760669638656 Project: openweave Fuzzing Engine: libFuzzer Fuzz Target: FuzzCertificateConversion Job Type: libfuzzerasanopenweave Platform Id: linux Crash Type: Global-buffer-overflow READ Crash Address: 0x5b656a8a0fe0 Crash State:...

How to convert PFX certificate without importing password to PEM certificate on ADC

This article provides instruction on how toconvert PFX certificate with importing password to PEM certificate in our document using "Import PKCS12" on GUI. Refer to...

openssl: X509_to_X509_REQ NULL pointer dereference

A NULL pointer dereference flaw was found in OpenSSL's X.509 certificate handling implementation. A specially crafted X.509 certificate could cause an application using OpenSSL to crash if the application attempted to convert the certificate to a certificate request...

openssl: X509_to_X509_REQ NULL pointer dereference

A NULL pointer dereference flaw was found in OpenSSL's X.509 certificate handling implementation. A specially crafted X.509 certificate could cause an application using OpenSSL to crash if the application attempted to convert the certificate to a certificate request...