Debian/libcoap3: medium 4.3
Array index 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 DTLS handshake that triggers SSL_get_ex_data_
Action: Upgrade libcoap3 to 4.3.4-1.1+deb13u2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.3.4-1.1+deb13u2 | - |
Fixed versions
| 4.3.4-1.1+deb13u2 |
Sources
- osv: DEBIAN-CVE-2025-65499#Debian:13/libcoap3
- https://security-tracker.debian.org/tracker/CVE-2025-65499
published · modified · JSON