Back to search
CVE-2025-65494
Published: Nov 24, 2025
Modified: Nov 24, 2025
PUBLISHED
Description
NULL pointer dereference in get_san_or_cn_from_cert() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted X.509 certificate that causes sk_GENERAL_NAME_value() to return NULL.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now