CVE-2026-58102 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hv_exts

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hv_exts

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow a heap out-of-bounds read via a long certificate extension OID in hvexts. When building the extension hash via extensions, extensionsbylongname, extensionsbyoid, or hasextensionoid, the code passes OBJobj2txt's return value as the hash-key...

CVE-2026-58102

The Crypt::OpenSSL::X509 Perl extension for OpenSSL (versions before 2.1.3 ) is vulnerable to a heap out-of-bounds read . The issue occurs when building an extension hash via functions such as extensions(), extensions_by_long_name(), extensions_by_oid(), or has_extension_oid(). The software incor...