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TI-2012-00200 Aliases CVE-2012-0207GHSA-6q5h-q7w3-mf7c

The igmp_heard_query function in net/ipv4/igmp.c in the Linux kernel before 3.2.1 allows…

Priority MEDIUM 52CWE-369Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-369.

Summary

The igmp_heard_query function in net/ipv4/igmp.c in the Linux kernel before 3.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and panic) via IGMP packets.

Why it matters now

EPSS 0.20276 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 4 advisories

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 · 2

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*before 3.0.17; 3.1 to before 3.1.9; 3.2 to before 3.2.1VulnerableLinux
cpe:2.3:o:redhat:enterprise_linux_eus:5.6:*:*:*:*:*:*:*5.6VulnerableRed Hat
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 3.0.17; 3.1 to before 3.1.9; 3.2 to before 3.2.1 Vulnerable ·Linux
  • cpe:2.3:o:redhat:enterprise_linux_eus:5.6:*:*:*:*:*:*:* Versions 5.6 Vulnerable ·Red Hat

Remediation

Red Hat 4 advisories

  • RHSA-2012:0422 Released 2012-03-26 · Red Hat rating Moderate
    rhev-hypervisor6 security and bug fix update
    • RHEV Hypervisor for RHEL-6 rhev-hypervisor6-6.2-20120320.0.el6_2, rhev-hypervisor6-tools-6.2-20120320.0.el6_2
  • RHSA-2012:0350 Released 2012-03-06 · Red Hat rating Moderate
    kernel security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-220.7.1.el6, kernel-debug-2.6.32-220.7.1.el6, kernel-debug-devel-2.6.32-220.7.1.el6 +5
    • Red Hat Enterprise Linux Desktop Optional (v. 6) kernel-2.6.32-220.7.1.el6, python-perf-2.6.32-220.7.1.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-220.7.1.el6, kernel-debug-2.6.32-220.7.1.el6, kernel-debug-devel-2.6.32-220.7.1.el6 +5
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) kernel-2.6.32-220.7.1.el6, python-perf-2.6.32-220.7.1.el6
    • Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-220.7.1.el6, kernel-bootwrapper-2.6.32-220.7.1.el6, kernel-debug-2.6.32-220.7.1.el6 +8
    • Red Hat Enterprise Linux Server Optional (v. 6) kernel-2.6.32-220.7.1.el6, python-perf-2.6.32-220.7.1.el6
    • Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-220.7.1.el6, kernel-debug-2.6.32-220.7.1.el6, kernel-debug-devel-2.6.32-220.7.1.el6 +5
    • Red Hat Enterprise Linux Workstation Optional (v. 6) kernel-2.6.32-220.7.1.el6, python-perf-2.6.32-220.7.1.el6
  • RHSA-2012:0333 Released 2012-02-23 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-3.0.18-rt34.53.el6rt, kernel-rt-debug-3.0.18-rt34.53.el6rt, kernel-rt-debug-devel-3.0.18-rt34.53.el6rt +7
Show 1 more Red Hat advisories
  • RHSA-2012:0107 Released 2012-02-09 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux (v. 5 server) kernel-2.6.18-274.18.1.el5, kernel-2.6.18-274.18.1.el5.ia64, kernel-PAE-2.6.18-274.18.1.el5 +18
    • Red Hat Enterprise Linux Desktop (v. 5 client) kernel-2.6.18-274.18.1.el5, kernel-PAE-2.6.18-274.18.1.el5, kernel-PAE-devel-2.6.18-274.18.1.el5 +8

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
RHEV Hypervisor for RHEL-6Fixed RHSA-2012:0422
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2012:0107
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2012:0107
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2012:0350
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2012:0350
Red Hat MRG Realtime for RHEL 6 Server v.2Fixed RHSA-2012:0333
Not affected: 1 product
  • Red Hat Enterprise Linux 4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2012-0207
  2. 2026-10-03 Alias added: GHSA-6q5h-q7w3-mf7c

References

Exploit 1

Patch 4

Advisory 1

Other 1

Sources

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