Vulnerability Monitor

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CVE-2009-2848

The execve function in the Linux kernel, possibly 2.6.30-rc6 and earlier, does not properly clear the current->clear_child_tid pointer, which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via a clone system call with CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID enabled, which is not properly handled during thread creation and exit.

Security Impact Summary

CVE-2009-2848 is a security vulnerability that . Impacting 13 products from linux, from novell, from opensuse and 10 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-08-18T21:00:00.390

Last Modified

2026-04-23T00:35:47.467

Status

Modified

Source

[email protected]

Severity

CVSSv2: 5.9 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:P/I:P/A:C

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: COMPLETE
Exploitability Score

3.4

Impact Score

8.5

Weaknesses
  • Type: Primary
    CWE-269
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 2.6.29.5 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System novell linux_desktop 9 Yes
Operating System opensuse opensuse 11.0 Yes
Operating System suse linux_enterprise_desktop 10 Yes
Operating System suse linux_enterprise_server 9 Yes
Operating System suse linux_enterprise_server 10 Yes
Operating System fedoraproject fedora 11 Yes
Operating System canonical ubuntu_linux 6.06 Yes
Operating System canonical ubuntu_linux 8.04 Yes
Operating System canonical ubuntu_linux 8.10 Yes
Operating System canonical ubuntu_linux 9.04 Yes
Operating System redhat enterprise_linux_desktop 3.0 Yes
Operating System redhat enterprise_linux_desktop 5.0 Yes
Operating System redhat enterprise_linux_server 3.0 Yes
Operating System redhat enterprise_linux_server 5.0 Yes
Operating System redhat enterprise_linux_workstation 3.0 Yes
Operating System redhat enterprise_linux_workstation 5.0 Yes
Operating System vmware esx 4.0 Yes
Application vmware vma 4.0 Yes
Operating System redhat enterprise_linux 5.0 No
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linux's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.