Vulnerability Monitor

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CVE-2010-2521


Multiple buffer overflows in fs/nfsd/nfs4xdr.c in the XDR implementation in the NFS server in the Linux kernel before 2.6.34-rc6 allow remote attackers to cause a denial of service (panic) or possibly execute arbitrary code via a crafted NFSv4 compound WRITE request, related to the read_buf and nfsd4_decode_compound functions.


Security Impact Summary

CVE-2010-2521 is a security vulnerability that . Impacting 1 product from linux organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2010, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.


Published

2010-09-07T17:00:01.887

Last Modified

2026-04-29T01:13:23.040

Status

Modified

Source

[email protected]

Severity

CVSSv2: 10.0 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-119

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 2.6.34 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 2.6.14.3 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 2.6.17 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 2.6.18.1 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 2.6.22 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 2.6.23 Yes
Operating System linux linux_kernel 2.6.23 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 2.6.24 Yes
Operating System linux linux_kernel 2.6.24 Yes
Operating System linux linux_kernel 2.6.24 Yes
Operating System linux linux_kernel 2.6.24 Yes
Operating System linux linux_kernel 2.6.24 Yes
Operating System linux linux_kernel 2.6.32 Yes
Operating System linux linux_kernel 2.6.32.1 Yes
Operating System linux linux_kernel 2.6.32.2 Yes
Operating System linux linux_kernel 2.6.32.3 Yes
Operating System linux linux_kernel 2.6.32.4 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33 Yes
Operating System linux linux_kernel 2.6.33.1 Yes
Operating System linux linux_kernel 2.6.33.2 Yes
Operating System linux linux_kernel 2.6.34 Yes
Operating System linux linux_kernel 2.6.34 Yes
Operating System linux linux_kernel 2.6.34 Yes
Operating System linux linux_kernel 2.6.34 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.