Skip to content
Fencer Intel
medium 6.2

CVE-2013-0268 json

The msr_open function in arch/x86/kernel/msr.c in the Linux kernel before 3.7.6 allows local users to bypass intended capability restrictio…

published 13y ago modified 4mo ago also EUVD-2013-0296

cvss
6.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
1
Exploit-DB

Summary

The msr_open function in arch/x86/kernel/msr.c in the Linux kernel before 3.7.6 allows local users to bypass intended capability restrictions by executing a crafted application as root, as demonstrated by msr32.c.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 3.2.39-1

debian advisories DEBIAN-CVE-2013-0268

  • kernel RHEL 6 2.6.32-358.2.1.el6
  • perf RHEL 6 2.6.32-358.2.1.el6
  • python-perf RHEL 6 2.6.32-358.2.1.el6
  • kernel-kdump RHEL 6 2.6.32-358.2.1.el6
  • kernel-firmware RHEL 6 2.6.32-358.2.1.el6
  • kernel-bootwrapper RHEL 6 2.6.32-358.2.1.el6
  • kernel-debuginfo-common-i686 RHEL 6 2.6.32-358.2.1.el6
  • kernel-debuginfo-common-ppc64 RHEL 6 2.6.32-358.2.1.el6

red hat advisories RHSA-2013:0630RHSA-2013:0622RHSA-2013:0621

Is CVE-2013-0268 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-0268 updated cvss 6.0

kernel: x86/msr: /dev/cpu/*/msr local privilege escalation

  • Red Hat Enterprise Linux (v. 5 server) kernel 2.6.18-348.3.1.el5, kernel-PAE 2.6.18-348.3.1.el5, kernel-xen 2.6.18-348.3.1.el5, kernel-kdump 2.6.18-348.3.1.el5, kernel-debuginfo-common 2.6.18-348.3.1.el5
    fixed: vendor fix RHSA-2013:0621
  • Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux Desktop Optional (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux HPC Node Optional (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux Server Optional (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more Red Hat Enterprise Linux Workstation Optional (v. 6) perf 2.6.32-358.2.1.el6, kernel 2.6.32-358.2.1.el6, python-perf 2.6.32-358.2.1.el6, kernel-kdump 2.6.32-358.2.1.el6, kernel-firmware 2.6.32-358.2.1.el6, kernel-bootwrapper 2.6.32-358.2.1.el6, +4 more
    fixed: vendor fix RHSA-2013:0630
  • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt 3.6.11-rt30.25.el6rt, mrg-rt-release 3.6.11-rt30.25.el6rt, kernel-rt-trace 3.6.11-rt30.25.el6rt, kernel-rt-vanilla 3.6.11-rt30.25.el6rt, kernel-rt-firmware 3.6.11-rt30.25.el6rt, kernel-rt-debuginfo-common-x86_64 3.6.11-rt30.25.el6rt
    fixed: vendor fix RHSA-2013:0622

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. Published
  2. First public exploit (EDB-27297)

Exploit prediction

1.56% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-27297 Linux Kernel 3.7.6 (RedHat x86/x64) - 'MSR' Driver Privilege Escalation local, 2013-08-02

CVSS scores

assigned by version score vector
NVD 2.0 6.2 AV:L/AC:H/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.