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CVE-2009-4308


The ext4_decode_error function in fs/ext4/super.c in the ext4 filesystem in the Linux kernel before 2.6.32 allows user-assisted remote attackers to cause a denial of service (NULL pointer dereference), and possibly have unspecified other impact, via a crafted read-only filesystem that lacks a journal.


Security Impact Summary

CVE-2009-4308 is a security vulnerability that . Impacting 1 product from linux 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

2009-12-13T01:30:00.453

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.1 (HIGH)

CVSSv2 Vector

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

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

8.6

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-399

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 2.6.31 Yes
Operating System linux linux_kernel 2.6.0 Yes
Operating System linux linux_kernel 2.6.1 Yes
Operating System linux linux_kernel 2.6.2 Yes
Operating System linux linux_kernel 2.6.3 Yes
Operating System linux linux_kernel 2.6.4 Yes
Operating System linux linux_kernel 2.6.5 Yes
Operating System linux linux_kernel 2.6.6 Yes
Operating System linux linux_kernel 2.6.7 Yes
Operating System linux linux_kernel 2.6.8 Yes
Operating System linux linux_kernel 2.6.8.1 Yes
Operating System linux linux_kernel 2.6.9 Yes
Operating System linux linux_kernel 2.6.10 Yes
Operating System linux linux_kernel 2.6.11 Yes
Operating System linux linux_kernel 2.6.11.1 Yes
Operating System linux linux_kernel 2.6.11.2 Yes
Operating System linux linux_kernel 2.6.11.3 Yes
Operating System linux linux_kernel 2.6.11.4 Yes
Operating System linux linux_kernel 2.6.11.5 Yes
Operating System linux linux_kernel 2.6.11.6 Yes
Operating System linux linux_kernel 2.6.11.7 Yes
Operating System linux linux_kernel 2.6.11.8 Yes
Operating System linux linux_kernel 2.6.11.9 Yes
Operating System linux linux_kernel 2.6.11.10 Yes
Operating System linux linux_kernel 2.6.11.11 Yes
Operating System linux linux_kernel 2.6.11.12 Yes
Operating System linux linux_kernel 2.6.12 Yes
Operating System linux linux_kernel 2.6.12.1 Yes
Operating System linux linux_kernel 2.6.12.2 Yes
Operating System linux linux_kernel 2.6.12.3 Yes
Operating System linux linux_kernel 2.6.12.4 Yes
Operating System linux linux_kernel 2.6.12.5 Yes
Operating System linux linux_kernel 2.6.12.6 Yes
Operating System linux linux_kernel 2.6.13 Yes
Operating System linux linux_kernel 2.6.13.1 Yes
Operating System linux linux_kernel 2.6.13.2 Yes
Operating System linux linux_kernel 2.6.13.3 Yes
Operating System linux linux_kernel 2.6.13.4 Yes
Operating System linux linux_kernel 2.6.13.5 Yes
Operating System linux linux_kernel 2.6.14 Yes
Operating System linux linux_kernel 2.6.14.1 Yes
Operating System linux linux_kernel 2.6.14.2 Yes
Operating System linux linux_kernel 2.6.14.3 Yes
Operating System linux linux_kernel 2.6.14.4 Yes
Operating System linux linux_kernel 2.6.14.5 Yes
Operating System linux linux_kernel 2.6.14.6 Yes
Operating System linux linux_kernel 2.6.14.7 Yes
Operating System linux linux_kernel 2.6.15 Yes
Operating System linux linux_kernel 2.6.15.1 Yes
Operating System linux linux_kernel 2.6.15.2 Yes
Operating System linux linux_kernel 2.6.15.3 Yes
Operating System linux linux_kernel 2.6.15.4 Yes
Operating System linux linux_kernel 2.6.15.5 Yes
Operating System linux linux_kernel 2.6.15.6 Yes
Operating System linux linux_kernel 2.6.15.7 Yes
Operating System linux linux_kernel 2.6.16 Yes
Operating System linux linux_kernel 2.6.16.1 Yes
Operating System linux linux_kernel 2.6.16.2 Yes
Operating System linux linux_kernel 2.6.16.3 Yes
Operating System linux linux_kernel 2.6.16.4 Yes
Operating System linux linux_kernel 2.6.16.5 Yes
Operating System linux linux_kernel 2.6.16.6 Yes
Operating System linux linux_kernel 2.6.16.7 Yes
Operating System linux linux_kernel 2.6.16.8 Yes
Operating System linux linux_kernel 2.6.16.9 Yes
Operating System linux linux_kernel 2.6.16.10 Yes
Operating System linux linux_kernel 2.6.16.11 Yes
Operating System linux linux_kernel 2.6.16.12 Yes
Operating System linux linux_kernel 2.6.16.13 Yes
Operating System linux linux_kernel 2.6.16.14 Yes
Operating System linux linux_kernel 2.6.16.15 Yes
Operating System linux linux_kernel 2.6.16.16 Yes
Operating System linux linux_kernel 2.6.16.17 Yes
Operating System linux linux_kernel 2.6.16.18 Yes
Operating System linux linux_kernel 2.6.16.19 Yes
Operating System linux linux_kernel 2.6.16.20 Yes
Operating System linux linux_kernel 2.6.16.21 Yes
Operating System linux linux_kernel 2.6.16.22 Yes
Operating System linux linux_kernel 2.6.16.23 Yes
Operating System linux linux_kernel 2.6.16.24 Yes
Operating System linux linux_kernel 2.6.16.25 Yes
Operating System linux linux_kernel 2.6.16.26 Yes
Operating System linux linux_kernel 2.6.16.27 Yes
Operating System linux linux_kernel 2.6.16.28 Yes
Operating System linux linux_kernel 2.6.16.29 Yes
Operating System linux linux_kernel 2.6.16.30 Yes
Operating System linux linux_kernel 2.6.16.31 Yes
Operating System linux linux_kernel 2.6.16.32 Yes
Operating System linux linux_kernel 2.6.16.33 Yes
Operating System linux linux_kernel 2.6.16.34 Yes
Operating System linux linux_kernel 2.6.16.35 Yes
Operating System linux linux_kernel 2.6.16.36 Yes
Operating System linux linux_kernel 2.6.16.37 Yes
Operating System linux linux_kernel 2.6.16.38 Yes
Operating System linux linux_kernel 2.6.16.39 Yes
Operating System linux linux_kernel 2.6.16.40 Yes
Operating System linux linux_kernel 2.6.16.41 Yes
Operating System linux linux_kernel 2.6.16.42 Yes
Operating System linux linux_kernel 2.6.16.43 Yes
Operating System linux linux_kernel 2.6.16.44 Yes
Operating System linux linux_kernel 2.6.16.45 Yes
Operating System linux linux_kernel 2.6.16.46 Yes
Operating System linux linux_kernel 2.6.16.47 Yes
Operating System linux linux_kernel 2.6.16.48 Yes
Operating System linux linux_kernel 2.6.16.49 Yes
Operating System linux linux_kernel 2.6.16.50 Yes
Operating System linux linux_kernel 2.6.16.51 Yes
Operating System linux linux_kernel 2.6.16.52 Yes
Operating System linux linux_kernel 2.6.16.53 Yes
Operating System linux linux_kernel 2.6.16.54 Yes
Operating System linux linux_kernel 2.6.16.55 Yes
Operating System linux linux_kernel 2.6.16.56 Yes
Operating System linux linux_kernel 2.6.16.57 Yes
Operating System linux linux_kernel 2.6.16.58 Yes
Operating System linux linux_kernel 2.6.16.59 Yes
Operating System linux linux_kernel 2.6.16.60 Yes
Operating System linux linux_kernel 2.6.16.61 Yes
Operating System linux linux_kernel 2.6.16.62 Yes
Operating System linux linux_kernel 2.6.17 Yes
Operating System linux linux_kernel 2.6.17.1 Yes
Operating System linux linux_kernel 2.6.17.2 Yes
Operating System linux linux_kernel 2.6.17.3 Yes
Operating System linux linux_kernel 2.6.17.4 Yes
Operating System linux linux_kernel 2.6.17.5 Yes
Operating System linux linux_kernel 2.6.17.6 Yes
Operating System linux linux_kernel 2.6.17.7 Yes
Operating System linux linux_kernel 2.6.17.8 Yes
Operating System linux linux_kernel 2.6.17.9 Yes
Operating System linux linux_kernel 2.6.17.10 Yes
Operating System linux linux_kernel 2.6.17.11 Yes
Operating System linux linux_kernel 2.6.17.12 Yes
Operating System linux linux_kernel 2.6.17.13 Yes
Operating System linux linux_kernel 2.6.17.14 Yes
Operating System linux linux_kernel 2.6.18 Yes
Operating System linux linux_kernel 2.6.18.1 Yes
Operating System linux linux_kernel 2.6.18.2 Yes
Operating System linux linux_kernel 2.6.18.3 Yes
Operating System linux linux_kernel 2.6.18.4 Yes
Operating System linux linux_kernel 2.6.18.5 Yes
Operating System linux linux_kernel 2.6.18.6 Yes
Operating System linux linux_kernel 2.6.18.7 Yes
Operating System linux linux_kernel 2.6.18.8 Yes
Operating System linux linux_kernel 2.6.19 Yes
Operating System linux linux_kernel 2.6.19.1 Yes
Operating System linux linux_kernel 2.6.19.2 Yes
Operating System linux linux_kernel 2.6.19.3 Yes
Operating System linux linux_kernel 2.6.19.4 Yes
Operating System linux linux_kernel 2.6.19.5 Yes
Operating System linux linux_kernel 2.6.19.6 Yes
Operating System linux linux_kernel 2.6.19.7 Yes
Operating System linux linux_kernel 2.6.20 Yes
Operating System linux linux_kernel 2.6.20.1 Yes
Operating System linux linux_kernel 2.6.20.2 Yes
Operating System linux linux_kernel 2.6.20.3 Yes
Operating System linux linux_kernel 2.6.20.4 Yes
Operating System linux linux_kernel 2.6.20.5 Yes
Operating System linux linux_kernel 2.6.20.6 Yes
Operating System linux linux_kernel 2.6.20.7 Yes
Operating System linux linux_kernel 2.6.20.8 Yes
Operating System linux linux_kernel 2.6.20.9 Yes
Operating System linux linux_kernel 2.6.20.10 Yes
Operating System linux linux_kernel 2.6.20.11 Yes
Operating System linux linux_kernel 2.6.20.12 Yes
Operating System linux linux_kernel 2.6.20.13 Yes
Operating System linux linux_kernel 2.6.20.14 Yes
Operating System linux linux_kernel 2.6.20.15 Yes
Operating System linux linux_kernel 2.6.20.16 Yes
Operating System linux linux_kernel 2.6.20.17 Yes
Operating System linux linux_kernel 2.6.20.18 Yes
Operating System linux linux_kernel 2.6.20.19 Yes
Operating System linux linux_kernel 2.6.20.20 Yes
Operating System linux linux_kernel 2.6.20.21 Yes
Operating System linux linux_kernel 2.6.21 Yes
Operating System linux linux_kernel 2.6.21.1 Yes
Operating System linux linux_kernel 2.6.21.2 Yes
Operating System linux linux_kernel 2.6.21.3 Yes
Operating System linux linux_kernel 2.6.21.4 Yes
Operating System linux linux_kernel 2.6.21.5 Yes
Operating System linux linux_kernel 2.6.21.6 Yes
Operating System linux linux_kernel 2.6.21.7 Yes
Operating System linux linux_kernel 2.6.22 Yes
Operating System linux linux_kernel 2.6.22.1 Yes
Operating System linux linux_kernel 2.6.22.2 Yes
Operating System linux linux_kernel 2.6.22.3 Yes
Operating System linux linux_kernel 2.6.22.4 Yes
Operating System linux linux_kernel 2.6.22.5 Yes
Operating System linux linux_kernel 2.6.22.6 Yes
Operating System linux linux_kernel 2.6.22.7 Yes
Operating System linux linux_kernel 2.6.22.8 Yes
Operating System linux linux_kernel 2.6.22.9 Yes
Operating System linux linux_kernel 2.6.22.10 Yes
Operating System linux linux_kernel 2.6.22.11 Yes
Operating System linux linux_kernel 2.6.22.12 Yes
Operating System linux linux_kernel 2.6.22.13 Yes
Operating System linux linux_kernel 2.6.22.14 Yes
Operating System linux linux_kernel 2.6.22.15 Yes
Operating System linux linux_kernel 2.6.22.16 Yes
Operating System linux linux_kernel 2.6.22.17 Yes
Operating System linux linux_kernel 2.6.22.18 Yes
Operating System linux linux_kernel 2.6.22.19 Yes
Operating System linux linux_kernel 2.6.23 Yes
Operating System linux linux_kernel 2.6.23.1 Yes
Operating System linux linux_kernel 2.6.23.2 Yes
Operating System linux linux_kernel 2.6.23.3 Yes
Operating System linux linux_kernel 2.6.23.4 Yes
Operating System linux linux_kernel 2.6.23.5 Yes
Operating System linux linux_kernel 2.6.23.6 Yes
Operating System linux linux_kernel 2.6.23.7 Yes
Operating System linux linux_kernel 2.6.23.8 Yes
Operating System linux linux_kernel 2.6.23.9 Yes
Operating System linux linux_kernel 2.6.23.10 Yes
Operating System linux linux_kernel 2.6.23.11 Yes
Operating System linux linux_kernel 2.6.23.12 Yes
Operating System linux linux_kernel 2.6.23.13 Yes
Operating System linux linux_kernel 2.6.23.14 Yes
Operating System linux linux_kernel 2.6.23.15 Yes
Operating System linux linux_kernel 2.6.23.16 Yes
Operating System linux linux_kernel 2.6.23.17 Yes
Operating System linux linux_kernel 2.6.24 Yes
Operating System linux linux_kernel 2.6.24.1 Yes
Operating System linux linux_kernel 2.6.24.2 Yes
Operating System linux linux_kernel 2.6.24.3 Yes
Operating System linux linux_kernel 2.6.24.4 Yes
Operating System linux linux_kernel 2.6.24.5 Yes
Operating System linux linux_kernel 2.6.24.6 Yes
Operating System linux linux_kernel 2.6.24.7 Yes
Operating System linux linux_kernel 2.6.25 Yes
Operating System linux linux_kernel 2.6.25.1 Yes
Operating System linux linux_kernel 2.6.25.2 Yes
Operating System linux linux_kernel 2.6.25.3 Yes
Operating System linux linux_kernel 2.6.25.4 Yes
Operating System linux linux_kernel 2.6.25.5 Yes
Operating System linux linux_kernel 2.6.25.6 Yes
Operating System linux linux_kernel 2.6.25.7 Yes
Operating System linux linux_kernel 2.6.25.8 Yes
Operating System linux linux_kernel 2.6.25.9 Yes
Operating System linux linux_kernel 2.6.25.10 Yes
Operating System linux linux_kernel 2.6.25.11 Yes
Operating System linux linux_kernel 2.6.25.12 Yes
Operating System linux linux_kernel 2.6.25.13 Yes
Operating System linux linux_kernel 2.6.25.14 Yes
Operating System linux linux_kernel 2.6.25.15 Yes
Operating System linux linux_kernel 2.6.25.16 Yes
Operating System linux linux_kernel 2.6.25.17 Yes
Operating System linux linux_kernel 2.6.25.18 Yes
Operating System linux linux_kernel 2.6.25.19 Yes
Operating System linux linux_kernel 2.6.25.20 Yes
Operating System linux linux_kernel 2.6.26 Yes
Operating System linux linux_kernel 2.6.26.1 Yes
Operating System linux linux_kernel 2.6.26.2 Yes
Operating System linux linux_kernel 2.6.26.3 Yes
Operating System linux linux_kernel 2.6.26.4 Yes
Operating System linux linux_kernel 2.6.26.5 Yes
Operating System linux linux_kernel 2.6.26.6 Yes
Operating System linux linux_kernel 2.6.26.7 Yes
Operating System linux linux_kernel 2.6.26.8 Yes
Operating System linux linux_kernel 2.6.27 Yes
Operating System linux linux_kernel 2.6.27.1 Yes
Operating System linux linux_kernel 2.6.27.2 Yes
Operating System linux linux_kernel 2.6.27.3 Yes
Operating System linux linux_kernel 2.6.27.4 Yes
Operating System linux linux_kernel 2.6.27.5 Yes
Operating System linux linux_kernel 2.6.27.6 Yes
Operating System linux linux_kernel 2.6.27.7 Yes
Operating System linux linux_kernel 2.6.27.8 Yes
Operating System linux linux_kernel 2.6.27.9 Yes
Operating System linux linux_kernel 2.6.27.10 Yes
Operating System linux linux_kernel 2.6.27.11 Yes
Operating System linux linux_kernel 2.6.27.12 Yes
Operating System linux linux_kernel 2.6.27.13 Yes
Operating System linux linux_kernel 2.6.27.14 Yes
Operating System linux linux_kernel 2.6.27.15 Yes
Operating System linux linux_kernel 2.6.27.16 Yes
Operating System linux linux_kernel 2.6.27.17 Yes
Operating System linux linux_kernel 2.6.27.18 Yes
Operating System linux linux_kernel 2.6.27.19 Yes
Operating System linux linux_kernel 2.6.27.20 Yes
Operating System linux linux_kernel 2.6.27.21 Yes
Operating System linux linux_kernel 2.6.27.22 Yes
Operating System linux linux_kernel 2.6.27.23 Yes
Operating System linux linux_kernel 2.6.27.24 Yes
Operating System linux linux_kernel 2.6.27.25 Yes
Operating System linux linux_kernel 2.6.27.26 Yes
Operating System linux linux_kernel 2.6.27.27 Yes
Operating System linux linux_kernel 2.6.27.28 Yes
Operating System linux linux_kernel 2.6.27.29 Yes
Operating System linux linux_kernel 2.6.27.30 Yes
Operating System linux linux_kernel 2.6.27.31 Yes
Operating System linux linux_kernel 2.6.28 Yes
Operating System linux linux_kernel 2.6.28.1 Yes
Operating System linux linux_kernel 2.6.28.2 Yes
Operating System linux linux_kernel 2.6.28.3 Yes
Operating System linux linux_kernel 2.6.28.4 Yes
Operating System linux linux_kernel 2.6.28.5 Yes
Operating System linux linux_kernel 2.6.28.6 Yes
Operating System linux linux_kernel 2.6.28.7 Yes
Operating System linux linux_kernel 2.6.28.8 Yes
Operating System linux linux_kernel 2.6.28.9 Yes
Operating System linux linux_kernel 2.6.28.10 Yes
Operating System linux linux_kernel 2.6.29 Yes
Operating System linux linux_kernel 2.6.29.1 Yes
Operating System linux linux_kernel 2.6.29.2 Yes
Operating System linux linux_kernel 2.6.29.3 Yes
Operating System linux linux_kernel 2.6.29.4 Yes
Operating System linux linux_kernel 2.6.29.5 Yes
Operating System linux linux_kernel 2.6.29.6 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30 Yes
Operating System linux linux_kernel 2.6.30.1 Yes
Operating System linux linux_kernel 2.6.30.2 Yes
Operating System linux linux_kernel 2.6.30.3 Yes
Operating System linux linux_kernel 2.6.30.4 Yes
Operating System linux linux_kernel 2.6.30.5 Yes
Operating System linux linux_kernel 2.6.30.6 Yes
Operating System linux linux_kernel 2.6.30.7 Yes
Operating System linux linux_kernel 2.6.30.8 Yes
Operating System linux linux_kernel 2.6.30.9 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31 Yes
Operating System linux linux_kernel 2.6.31.1 Yes
Operating System linux linux_kernel 2.6.31.2 Yes
Operating System linux linux_kernel 2.6.31.3 Yes
Operating System linux linux_kernel 2.6.31.4 Yes
Operating System linux linux_kernel 2.6.31.5 Yes
Operating System linux linux_kernel 2.6.31.6 Yes

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.