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TI-2012-02102 Aliases CVE-2012-2373GHSA-8cmc-rxq2-8w7g

The Linux kernel before 3.4.5 on the x86 platform, when Physical Address Extension (PAE)…

Priority LOW 18CWE-362Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · None · Complete
Fix status
Partial Red Hat: 8 fixed, 1 without a fix

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

The Linux kernel before 3.4.5 on the x86 platform, when Physical Address Extension (PAE) is enabled, does not properly use the Page Middle Directory (PMD), which allows local users to cause a denial of service (panic) via a crafted application that triggers a race condition.

Why it matters now

EPSS 0.00256 17th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 1 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:x86:*up to 3.4.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:*:*:*:*:*:x86:*3.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc1:*:*:*:*:x86:*3.4 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc2:*:*:*:*:x86:*3.4 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc3:*:*:*:*:x86:*3.4 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc4:*:*:*:*:x86:*3.4 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc5:*:*:*:*:x86:*3.4 rc5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc6:*:*:*:*:x86:*3.4 rc6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4:rc7:*:*:*:*:x86:*3.4 rc7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4.1:*:*:*:*:*:x86:*3.4.1VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:x86:* Versions up to 3.4.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:*:*:*:*:*:x86:* Versions 3.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc1:*:*:*:*:x86:* Versions 3.4 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc2:*:*:*:*:x86:* Versions 3.4 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc3:*:*:*:*:x86:* Versions 3.4 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc4:*:*:*:*:x86:* Versions 3.4 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc5:*:*:*:*:x86:* Versions 3.4 rc5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc6:*:*:*:*:x86:* Versions 3.4 rc6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4:rc7:*:*:*:*:x86:* Versions 3.4 rc7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4.1:*:*:*:*:*:x86:* Versions 3.4.1 Vulnerable ·Linux
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:3.4.2:*:*:*:*:*:x86:*3.4.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:3.4.3:*:*:*:*:*:x86:*3.4.3VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:3.4.2:*:*:*:*:*:x86:* Versions 3.4.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:3.4.3:*:*:*:*:*:x86:* Versions 3.4.3 Vulnerable ·Linux

Remediation

Red Hat 1 advisory

  • RHSA-2012:0743 Released 2012-06-18 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-220.23.1.el6, kernel-debug-2.6.32-220.23.1.el6, kernel-debug-devel-2.6.32-220.23.1.el6 +5
    • Red Hat Enterprise Linux Desktop Optional (v. 6) kernel-2.6.32-220.23.1.el6, python-perf-2.6.32-220.23.1.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-220.23.1.el6, kernel-debug-2.6.32-220.23.1.el6, kernel-debug-devel-2.6.32-220.23.1.el6 +5
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) kernel-2.6.32-220.23.1.el6, python-perf-2.6.32-220.23.1.el6
    • Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-220.23.1.el6, kernel-bootwrapper-2.6.32-220.23.1.el6, kernel-debug-2.6.32-220.23.1.el6 +8
    • Red Hat Enterprise Linux Server Optional (v. 6) kernel-2.6.32-220.23.1.el6, python-perf-2.6.32-220.23.1.el6
    • Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-220.23.1.el6, kernel-debug-2.6.32-220.23.1.el6, kernel-debug-devel-2.6.32-220.23.1.el6 +5
    • Red Hat Enterprise Linux Workstation Optional (v. 6) kernel-2.6.32-220.23.1.el6, python-perf-2.6.32-220.23.1.el6

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise MRG 2AffectedNo fix yet
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2012:0743
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2012:0743
Not affected: 1 product
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2012-2373
  2. 2026-10-03 Alias added: GHSA-8cmc-rxq2-8w7g

References

Patch 1

Advisory 3

Other 4

  • 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
See all 15278 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences