CVE-2007-4573

Advisory lineage Upstream: 0 Downstream: 7
Modified
Published: 24 Sept 2007, 22:00
Last modified:07 Aug 2024, 15:01

Vulnerability Summary

Overall Risk (default)
medium
39/100
CVSS Score
7.2 HIGH
v2.0 (nvd)
EPSS Score
0.43% LOW
0% probability +0.02%
KEV
Not listed
Ransomware
No reports
Public exploits
2 found
Dark Web
Not detected

Timeline

24 Sept 2007, 22:00
Published
Vulnerability first disclosed
07 Aug 2024, 15:01
Last Modified
Vulnerability information updated

Description

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.

CVSS Metrics

  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.43%• Percentile: 63%

Techniques & Countermeasures

  • CWE-264•Permissions, Privileges, and Access Controls

    Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.

Affected Systems

  • linux•linux_kernel

    ≤ 2.4.35 | ≤ 2.6.22.6

References (39)