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Ecosystem
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Vulnerabilities
CVE-2025-65493
CVE-2025-65493
NULL pointer dereference in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted DTLS/TLS connection that triggers BIO_get_data() to return NULL.
Published Nov 25, 2025
https://github.com/obgm/libcoap/issues/1743
CVSS Score
High
7.5
Components Impacted
Components Impacted
Security Details
Security Details
Sonatype Research
Sonatype Research
Ecosystem
Package
Version
Ecosystem
Package
Version
conan
libcoap
4.3.0
conan
libcoap
4.3.3
conan
libcoap
cci.20200424
1-3 of 3
CVE-2025-65493 | Components Impacted | Sonatype Guide | Sonatype Guide
