CVE-2025-65495: Libcoap: güvenlik açığı

Açıklama (NVD)

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.

Özet bilgiler

Ürün

Libcoap Libcoap

CVSS v3.1

7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

%0,26 (yüzdelik 18)

CWE

CWE-195

Yama

Mevcut

Etkilenen sürümler

Kaynaklar

• NVD kaydı
• github.com
• github.com
• CWE-195