CVE-2016-2179
openssl: DTLS memory exhaustion DoS when messages are not removed from fragment buffer
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · June 30, 2016
Updated · August 5, 2026
Description
It was discovered that the Datagram TLS (DTLS) implementation could fail to release memory in certain cases. A malicious DTLS client could cause a DTLS server using OpenSSL to consume an excessive amount of memory and, possibly, exit unexpectedly after exhausting all available memory.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 · 5AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-772 · Missing Release of Resource after Effective Lifetime