arch/x86/kernel/cpu/perf_event_intel.c in the Linux kernel before 3.8.9, when the…
Priority LOW 22CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
arch/x86/kernel/cpu/perf_event_intel.c in the Linux kernel before 3.8.9, when the Performance Events Subsystem is enabled, specifies an incorrect bitmask, which allows local users to cause a denial of service (general protection fault and system crash) by attempting to set a reserved bit.
Why it matters now
EPSS 0.00502 43rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 3 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | up to 3.8.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.0:*:*:*:*:*:*:* | 3.8.0 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.1:*:*:*:*:*:*:* | 3.8.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.2:*:*:*:*:*:*:* | 3.8.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.3:*:*:*:*:*:*:* | 3.8.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.4:*:*:*:*:*:*:* | 3.8.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.5:*:*:*:*:*:*:* | 3.8.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.6:*:*:*:*:*:*:* | 3.8.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:3.8.7:*:*:*:*:*:*:* | 3.8.7 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions up to 3.8.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.0:*:*:*:*:*:*:* Versions 3.8.0 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.1:*:*:*:*:*:*:* Versions 3.8.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.2:*:*:*:*:*:*:* Versions 3.8.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.3:*:*:*:*:*:*:* Versions 3.8.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.4:*:*:*:*:*:*:* Versions 3.8.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.5:*:*:*:*:*:*:* Versions 3.8.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.6:*:*:*:*:*:*:* Versions 3.8.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:3.8.7:*:*:*:*:*:*:* Versions 3.8.7 Vulnerable ·Linux
Remediation
Red Hat 3 advisories
- RHSA-2013:1264 Released 2013-09-16 · Red Hat rating Importantkernel-rt security and bug fix update
- Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-3.6.11.5-rt37.55.el6rt, kernel-rt-debug-3.6.11.5-rt37.55.el6rt, kernel-rt-debug-devel-3.6.11.5-rt37.55.el6rt +8
- RHSA-2013:1195 Released 2013-09-03 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux OpenStack Platform 3.0 kernel-2.6.32-358.118.1.openstack.el6, kernel-debug-2.6.32-358.118.1.openstack.el6, kernel-debug-devel-2.6.32-358.118.1.openstack.el6 +6
- RHSA-2013:1173 Released 2013-08-27 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-358.18.1.el6, kernel-debug-2.6.32-358.18.1.el6, kernel-debug-devel-2.6.32-358.18.1.el6 +5
- Red Hat Enterprise Linux Desktop Optional (v. 6) kernel-2.6.32-358.18.1.el6, python-perf-2.6.32-358.18.1.el6
- Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-358.18.1.el6, kernel-debug-2.6.32-358.18.1.el6, kernel-debug-devel-2.6.32-358.18.1.el6 +5
- Red Hat Enterprise Linux HPC Node Optional (v. 6) kernel-2.6.32-358.18.1.el6, python-perf-2.6.32-358.18.1.el6
- Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-358.18.1.el6, kernel-bootwrapper-2.6.32-358.18.1.el6, kernel-debug-2.6.32-358.18.1.el6 +8
- Red Hat Enterprise Linux Server Optional (v. 6) kernel-2.6.32-358.18.1.el6, python-perf-2.6.32-358.18.1.el6
- Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-358.18.1.el6, kernel-debug-2.6.32-358.18.1.el6, kernel-debug-devel-2.6.32-358.18.1.el6 +5
- Red Hat Enterprise Linux Workstation Optional (v. 6) kernel-2.6.32-358.18.1.el6, python-perf-2.6.32-358.18.1.el6
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux OpenStack Platform 3.0 | Fixed | RHSA-2013:1195 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2013:1173 |
| Red Hat MRG Realtime for RHEL 6 Server v.2 | Fixed | RHSA-2013:1264 |
Not affected: 1 product
- Red Hat Enterprise Linux 5
Timeline
- 2026-10-02 Threatist record created from CVE-2013-2146
- 2026-10-03 Alias added: GHSA-9hx9-p3c9-mvrc
References
Advisory 2
Other 4
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2013-2146 · CVE Program
- CVE-2013-2146 · NVD
- FIRST EPSS
- GHSA-9hx9-p3c9-mvrc · GitHub Advisory Database · CC BY 4.0
- CVE-2013-2146 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences