CVE-2009-1379: OpenSSL

Medium severity, CVSS 5.0. EPSS: 18.2% chance of exploitation in the next 30 days.

Use-after-free vulnerability in the dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL 1.0.0 Beta 2 allows remote attackers to cause a denial of service (openssl s_client crash) and possibly have unspecified other impact via a DTLS packet, as demonstrated by a packet from a server that uses a crafted server certificate.

Affected products

• OpenSSL OpenSSL: version 1.0.0 only

Published 2009-05-19. Last modified 2026-06-16.