CVE-2007-4573

High

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.

Package Linux Kernel
Published 2007-09-24
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

7.2

out of 10
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
Availability
Vector string
AV:L/AC:L/Au:N/C:C/I:C/A:C

Weakness type

CWE-264

CVE-2007-4573 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2007-4573 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2007-4573?

    CVE-2007-4573 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2007-4573 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2007-4573?

    CVE-2007-4573 has a CVSS score of 7.2 out of 10, rated High severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C .

  • Is there a patch available for CVE-2007-4573?

    No patch is currently available for CVE-2007-4573. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2007-4573 actively exploited?

    No — CVE-2007-4573 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Permissions, Privileges and Access Control (CWE-264)?

    Weaknesses in this category are related to the management of permissions, privileges, and access controls. View CWE-264 on MITRE CWE →

Back to
All CVEs
View on
NVD / NIST