CVE-2016-0798

Impact:
Low
Public Date:
2016-02-25
Bugzilla:
1311876: CVE-2016-0798 OpenSSL: Avoid memory leak in SRP
A memory leak flaw was found in the way OpenSSL performed SRP user database look-ups using the SRP_VBASE_get_by_user() function. A remote attacker connecting to certain SRP servers with an invalid user name could leak approximately 300 bytes of the server's memory per connection.

Find out more about CVE-2016-0798 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue does not affect the version of OpenSSL shipped with Red Hat Enterprise Linux 5, 6 and 7, since these packages are compiled without SRP support.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat JBoss Web Server 3.0 openssl Not affected
Red Hat JBoss EWS 2 openssl Not affected
Red Hat Enterprise Linux 7 openssl098e Not affected
Red Hat Enterprise Linux 7 openssl Not affected
Red Hat Enterprise Linux 6 openssl Not affected
Red Hat Enterprise Linux 6 openssl098e Not affected
Red Hat Enterprise Linux 5 openssl Not affected
Red Hat Enterprise Linux 5 openssl097a Not affected
RHEV Manager 3 rhev-hypervisor Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

Acknowledgements

Red Hat would like to thank the OpenSSL project for reporting this issue. Upstream acknowledges Emilia Käsper as the original reporter.
Last Modified