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TI-2007-00752 Aliases CVE-2007-0771GHSA-64w9-gfhc-7qwj

The utrace support in Linux kernel 2.6.18, and other versions, allows local users to…

Priority LOW 23Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
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

The utrace support in Linux kernel 2.6.18, and other versions, allows local users to cause a denial of service (system hang) related to "MT exec + utrace_attach spin failure mode," as demonstrated by ptrace-thrash.c.

Why it matters now

EPSS 0.0038 32nd percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

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 · 15

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*2.6.18VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc1:*:*:*:*:*:*2.6.18 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc2:*:*:*:*:*:*2.6.18 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc3:*:*:*:*:*:*2.6.18 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc4:*:*:*:*:*:*2.6.18 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc5:*:*:*:*:*:*2.6.18 rc5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc6:*:*:*:*:*:*2.6.18 rc6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18:rc7:*:*:*:*:*:*2.6.18 rc7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18.1:*:*:*:*:*:*:*2.6.18.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18.2:*:*:*:*:*:*:*2.6.18.2VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:* Versions 2.6.18 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc1:*:*:*:*:*:* Versions 2.6.18 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc2:*:*:*:*:*:* Versions 2.6.18 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc3:*:*:*:*:*:* Versions 2.6.18 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc4:*:*:*:*:*:* Versions 2.6.18 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc5:*:*:*:*:*:* Versions 2.6.18 rc5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc6:*:*:*:*:*:* Versions 2.6.18 rc6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18:rc7:*:*:*:*:*:* Versions 2.6.18 rc7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18.1:*:*:*:*:*:*:* Versions 2.6.18.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18.2:*:*:*:*:*:*:* Versions 2.6.18.2 Vulnerable ·Linux
Show 5 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.6.18.3:*:*:*:*:*:*:*2.6.18.3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.18.4:*:*:*:*:*:*:*2.6.18.4VulnerableLinux
cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop:*:*:*:*:*5.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop_workstation:*:*:*:*:*5.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux:5.0:*:server:*:*:*:*:*5.0VulnerableRed Hat
  • cpe:2.3:o:linux:linux_kernel:2.6.18.3:*:*:*:*:*:*:* Versions 2.6.18.3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.18.4:*:*:*:*:*:*:* Versions 2.6.18.4 Vulnerable ·Linux
  • cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop_workstation:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux:5.0:*:server:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat

Remediation

Red Hat 1 advisory

  • RHSA-2007:0169 Released 2007-04-30 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux (v. 5 server) kernel-2.6.18-8.1.3.el5, kernel-2.6.18-8.1.3.el5.ia64, kernel-PAE-2.6.18-8.1.3.el5 +14
    • Red Hat Enterprise Linux Desktop (v. 5 client) kernel-2.6.18-8.1.3.el5, kernel-PAE-2.6.18-8.1.3.el5, kernel-PAE-devel-2.6.18-8.1.3.el5 +6

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2007:0169
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2007:0169

Timeline

  1. 2026-10-02 Threatist record created from CVE-2007-0771
  2. 2026-10-03 Alias added: GHSA-64w9-gfhc-7qwj

References

Patch 1

Other 4

Sources

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