FKIE_CVE-2009-2910
Vulnerability from fkie_nvd - Published: 2009-10-20 17:30 - Updated: 2026-06-16 23:10
Severity
Summary
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.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| suse | linux_enterprise_debuginfo | 10 | |
| opensuse | opensuse | 11.0 | |
| suse | linux_enterprise_desktop | 10 | |
| suse | linux_enterprise_server | 9 | |
| suse | linux_enterprise_server | 10 | |
| suse | linux_enterprise_software_development_kit | 10 | |
| canonical | ubuntu_linux | 6.06 | |
| canonical | ubuntu_linux | 8.04 | |
| canonical | ubuntu_linux | 8.10 | |
| canonical | ubuntu_linux | 9.04 | |
| canonical | ubuntu_linux | 9.10 | |
| redhat | virtualization | 5 | |
| redhat | enterprise_linux_desktop | 5.0 | |
| redhat | enterprise_linux_eus | 5.4 | |
| redhat | enterprise_linux_server | 5.0 | |
| redhat | enterprise_linux_workstation | 5.0 | |
| fedoraproject | fedora | 10 |
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}
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"id": "CVE-2009-2910",
"lastModified": "2026-06-16T23:10:29.090",
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"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 2.1,
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"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
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"exploitabilityScore": 3.9,
"impactScore": 2.9,
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"source": "nvd@nist.gov",
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"published": "2009-10-20T17:30:00.907",
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"vendorComments": [
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"comment": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/CVE-2009-2910\n\nIt has been rated as having moderate security impact.\n\nIt was addressed in Red Hat Enterprise Linux 4, 5 and Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1671.html , https://rhn.redhat.com/errata/RHSA-2010-0046.html and https://rhn.redhat.com/errata/RHSA-2009-1540.html respectively.\n\nThis issue is not planned to be fixed in Red Hat Enterprise Linux 3, due to this product being in Production 3 of its maintenance life-cycle, where only qualified security errata of important and critical impact are addressed.\n\nFor further information about Errata Support Policy, visit: http://www.redhat.com/security/updates/errata/",
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"organization": "Red Hat"
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
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