CVE-2009-2910

Low

arch/x86/ia32/ia32entry.S in the Linux kernel before 2.6.31.4 on the x86_64 platform does not clear certain kernel registers before a return to user mode, which allows local users to read register values from an earlier process by switching an ia32 process to 64-bit mode.

Package Linux Kernel
Published 2009-10-20
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

2.1

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

Weakness type

CWE-200

CVE-2009-2910 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

24 total
Showing 5 of 24 references View all on NVD

Frequently asked questions

  • What is CVE-2009-2910?

    CVE-2009-2910 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2009-2910 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2009-2910?

    CVE-2009-2910 has a CVSS score of 2.1 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:P/I:N/A:N .

  • Is there a patch available for CVE-2009-2910?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2009-2910 patch availability.

  • Is CVE-2009-2910 actively exploited?

    No. CVE-2009-2910 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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