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CVE Database

CVE-2013-3231

Impact: Low
Public: 2013-04-07
Bugzilla: 956094: CVE-2013-3231 Kernel: llc: Fix missing msg_namelen update in llc_ui_recvmsg

Details

The MITRE CVE dictionary describes this issue as:

The llc_ui_recvmsg function in net/llc/af_llc.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

Find out more about CVE-2013-3231 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue affects the versions of the Linux kernel as shipped with
Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2. Future kernel
updates for Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2 may
address this issue.

CVSS v2 metrics

Base Score: 2.1
Base Metrics: AV:L/AC:L/Au:N/C:P/I:N/A:N
Access Vector: Local
Access Complexity: Low
Authentication: None
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
MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2013:0829 May 20, 2013
Red Hat Enterprise Linux version 5 (kernel) RHSA-2013:1034 July 10, 2013
Red Hat Enterprise Linux version 6 (kernel) RHSA-2013:1645 November 20, 2013

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.