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High 7.5CVE-2026-63072 Public exploit
Heap Buffer Overflow in CMS Key Unwrapping
Issue summary: OpenSSL CMS decryption sizes the key-unwrap output buffer based on querying the unwrapped key size, but the AES-WRAP-PAD unwrap primitive can write and cleanse more bytes than that query reports, causing an 8-byte out-of-bounds heap write. Impa…
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High 8.8CVE-2026-45447 Public exploit
Heap Use-After-Free in the PKCS7_verify() Function
Issue summary: A specially crafted PKCS#7 or S/MIME signed message could trigger a use-after-free during PKCS#7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When…
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High 7.5CVE-2025-69421 Public exploit
NULL Pointer Dereference in PKCS12_item_decrypt_d2i_ex function
Issue summary: Processing a malformed PKCS#12 file can trigger a NULL pointer dereference in the PKCS12_item_decrypt_d2i_ex() function. Impact summary: A NULL pointer dereference can trigger a crash which leads to Denial of Service for an application processi…
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High 7.4CVE-2025-69419 Public exploit
Out of bounds write in PKCS12_get_friendlyname() UTF-8 conversion
Issue summary: Calling PKCS12_get_friendlyname() function on a maliciously crafted PKCS#12 file with a BMPString (UTF-16BE) friendly name containing non-ASCII BMP code point can trigger a one byte write before the allocated buffer. Impact summary: The out-of-…
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Medium 4.6CVE-2024-13176 Public exploit
Timing side-channel in ECDSA signature computation
Issue summary: A timing side-channel which could potentially allow recovering the private key exists in the ECDSA signature computation. Impact summary: A timing side-channel in ECDSA signature computations could allow recovering the private key by an attacke…
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Critical 9.1CVE-2024-5535 Public exploit
SSL_select_next_proto buffer overread
Issue summary: Calling the OpenSSL API function SSL_select_next_proto 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 suc…