WRITEUP

WRITEUP
Exploit for CVE-2025-15468 - Openssl < 3.3.6 - NULL Pointer Dereference
AI Analysis

This patch addresses CVE-2025-15468 by adding a NULL guard in the `ossl_quic_get_cipher_by_char()` function to prevent dereferencing a NULL `SSL_CIPHER` pointer. The vulnerability likely leads to a crash or undefined behavior due to missing validation.

Attack Type
DoS
Complexity
trivial
Reliability
reliable
MITRE ATT&CK
T1499 - Endpoint Denial of Service
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Authors
Daniel Kubec
Vulnerability
CVE-2025-15468
Openssl < 3.3.6 - NULL Pointer Dereference
MEDIUM
CVSS 5.9