CVE-2006-0558

Medium

perfmon (perfmon.c) in Linux kernel on IA64 architectures allows local users to cause a denial of service (crash) by interrupting a task while another process is accessing the mm_struct, which triggers a BUG_ON action in the put_page_testzero function.

Package Linux Kernel
Published 2006-04-14
Last modified 2026-04-16
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.9

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
None
Availability
Vector string
AV:L/AC:L/Au:N/C:N/I:N/A:C

References

The following references provide additional information about CVE-2006-0558 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2006-0558?

    CVE-2006-0558 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2006-0558 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2006-0558?

    CVE-2006-0558 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2006-0558?

    No patch is currently available for CVE-2006-0558. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2006-0558 actively exploited?

    No — CVE-2006-0558 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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