Public Date:
981220: CVE-2013-2237 Kernel: net: af_key: initialize satype in key_notify_policy_flush

The MITRE CVE dictionary describes this issue as:

The key_notify_policy_flush function in net/key/af_key.c in the Linux kernel before 3.9 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory by reading a broadcast message from the notify_policy interface of an IPSec key_socket.

Find out more about CVE-2013-2237 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise MRG 2 may address this issue. This issue has been addressed for Red Hat Enterprise Linux 5 via the advisory RHSA-2013:1166 and Red Hat Enterprise Linux 6 via the advisory RHSA-2013:1173.

CVSS v2 metrics

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

Base Score 1.7
Base Metrics AV:L/AC:L/Au:S/C:P/I:N/A:N
Access Vector Local
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None

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

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (kernel) RHSA-2013:1166 2013-08-20
Red Hat Enterprise Linux OpenStack Platform 3.0 (kernel) RHSA-2013:1195 2013-09-03
Red Hat Enterprise Linux version 6 (kernel) RHSA-2013:1173 2013-08-27
MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2013:1264 2013-09-16