kbrain

CVE-2009-4271

MEDIUM · CVSS 4.7EPSS 0.3%EU EUVD

The Linux kernel 2.6.9 through 2.6.17 on the x86_64 and amd64 platforms allows local users to cause a denial of service (panic) via a 32-bit application that calls mprotect on its Virtual Dynamic Shared Object (VDSO) page and then triggers a segmentation fault.

Key facts

CVSS score
4.7 (v2.0)
Severity
MEDIUM
CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:C
EPSS score
0.3% (25th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2009-4239)
Published
March 19, 2010
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4239 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
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  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
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  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel

and 73 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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