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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00052.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:a:suse:linux_enterprise_debuginfo:10:sp2:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_desktop:10:sp2:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:9:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:10:sp2:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp2:*:*:*:*:*:*

Configuration 3 [-]

OR cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*

Configuration 4 [-]

OR cpe:2.3:a:redhat:virtualization:5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:5.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*

Configuration 5 [-]

cpe:2.3:o:fedoraproject:fedora:10:*:*:*:*:*:*:*
Package CPE Advisory Released Date
MRG for RHEL-5
kernel-rt-0:2.6.24.7-137.el5rt cpe:/a:redhat:enterprise_mrg:1::el5 RHSA-2009:1540 2009-11-03T00:00:00Z
Red Hat Enterprise Linux 4
kernel-0:2.6.9-89.0.18.EL cpe:/o:redhat:enterprise_linux:4 RHSA-2009:1671 2009-12-15T00:00:00Z
Red Hat Enterprise Linux 5
kernel-0:2.6.18-164.11.1.el5 cpe:/o:redhat:enterprise_linux:5 RHSA-2010:0046 2010-01-19T00:00:00Z

No data.

Project Subscriptions

Vendors Products
Canonical Subscribe
Ubuntu Linux Subscribe
Fedoraproject Subscribe
Fedora Subscribe
Linux Subscribe
Linux Kernel Subscribe
Opensuse Subscribe
Opensuse Subscribe
Redhat Subscribe
Enterprise Linux Subscribe
Enterprise Linux Desktop Subscribe
Enterprise Linux Eus Subscribe
Enterprise Linux Server Subscribe
Enterprise Linux Workstation Subscribe
Enterprise Mrg Subscribe
Virtualization Subscribe
Suse Subscribe
Linux Enterprise Debuginfo Subscribe
Linux Enterprise Desktop Subscribe
Linux Enterprise Server Subscribe
Linux Enterprise Software Development Kit Subscribe
Advisories
Source ID Title
Debian DSA Debian DSA DSA-1915-1 New Linux 2.6.26 packages fix several vulnerabilities
Debian DSA Debian DSA DSA-1928-1 New Linux 2.6.24 packages fix several vulnerabilities
EUVD EUVD EUVD-2009-2898 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.
Ubuntu USN Ubuntu USN USN-864-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git%3Ba=commit%3Bh=24e35800cdc4350fc34e2bed37b608a9e13ab3b6 cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html cve-icon cve-icon
http://lkml.org/lkml/2009/10/1/164 cve-icon cve-icon
http://marc.info/?l=oss-security&m=125442304214452&w=2 cve-icon cve-icon
http://marc.info/?l=oss-security&m=125444390112831&w=2 cve-icon cve-icon
http://marc.info/?l=oss-security&m=125511635004768&w=2 cve-icon cve-icon
http://secunia.com/advisories/36927 cve-icon cve-icon
http://secunia.com/advisories/37075 cve-icon cve-icon
http://secunia.com/advisories/37351 cve-icon cve-icon
http://support.avaya.com/css/P8/documents/100073666 cve-icon cve-icon
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.4 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2009/10/02/1 cve-icon cve-icon
http://www.redhat.com/support/errata/RHSA-2009-1671.html cve-icon cve-icon
http://www.securityfocus.com/bid/36576 cve-icon cve-icon
http://www.ubuntu.com/usn/usn-864-1 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=526788 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2009-2910 cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10823 cve-icon cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7359 cve-icon cve-icon
https://rhn.redhat.com/errata/RHSA-2009-1540.html cve-icon cve-icon
https://rhn.redhat.com/errata/RHSA-2010-0046.html cve-icon cve-icon
https://rhn.redhat.com/errata/RHSA-2010-0095.html cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2009-2910 cve-icon
https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00483.html cve-icon cve-icon
History

No history.

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T06:07:37.244Z

Reserved: 2009-08-20T00:00:00

Link: CVE-2009-2910

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2009-10-20T17:30:00.907

Modified: 2025-04-09T00:30:58.490

Link: CVE-2009-2910

cve-icon Redhat

Severity : Moderate

Publid Date: 2009-10-01T00:00:00Z

Links: CVE-2009-2910 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses