CVE-2025-65495
Integer signedness error in tls_verify_call_back() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted TLS certificate…
Published: 2025-11-24 · CVSS: 7.5 · CVSS 3.1
Integer signedness error in tls_verify_call_back() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted TLS certificate that causes i2d_X509() to return -1 and be misused as a malloc() size parameter.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7