Missing Release of Resource after Effective Lifetime Affecting openssl package, versions <0:1.0.1e-48.el6_8.3


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
48.28% (98th percentile)

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  • Snyk IDSNYK-CENTOS6-OPENSSL-2134755
  • published26 Jul 2021
  • disclosed30 Jun 2016

Introduced: 30 Jun 2016

CVE-2016-2179  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Centos:6 openssl to version 0:1.0.1e-48.el6_8.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

The DTLS implementation in OpenSSL before 1.1.0 does not properly restrict the lifetime of queue entries associated with unused out-of-order messages, which allows remote attackers to cause a denial of service (memory consumption) by maintaining many crafted DTLS sessions simultaneously, related to d1_lib.c, statem_dtls.c, statem_lib.c, and statem_srvr.c.

References