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CVE Database

CVE-2013-1767

Impact: Low
Public: 2013-02-24
Bugzilla: 915592: CVE-2013-1767 Kernel: tmpfs: fix use-after-free of mempolicy object

Details

The MITRE CVE dictionary describes this issue as:

Use-after-free vulnerability in the shmem_remount_fs function in mm/shmem.c in the Linux kernel before 3.7.10 allows local users to gain privileges or cause a denial of service (system crash) by remounting a tmpfs filesystem without specifying a required mpol (aka mempolicy) mount option.

Find out more about CVE-2013-1767 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5.

This issue affects the version of Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG 2.

CVSS v2 metrics

Base Score: 6
Base Metrics: AV:L/AC:H/Au:S/C:C/I:C/A:C
Access Vector: Local
Access Complexity: High
Authentication: Single Instance
Confidentiality Impact: Complete
Integrity Impact: Complete
Availability Impact: Complete

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 Server EUS (v. 6.2) (kernel) RHSA-2013:0882 May 30, 2013
Red Hat Enterprise Linux Server EUS (v. 6.3) (kernel) RHSA-2013:0928 June 11, 2013
Red Hat Enterprise Linux version 6 (kernel) RHSA-2013:0744 April 23, 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.