PT-2009-5260 · Linux+1 · Linux Kernel+1

Josh Bressers · Published 2009-10-20 · Updated 2023-02-13 · CVE-2009-2910

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.31.4

Description: The issue allows local users to read register values from an earlier process by switching an ia32 process to 64-bit mode, due to the Linux kernel not clearing certain kernel registers before a return to user mode on the x86 64 platform.

Recommendations: For versions prior to 2.6.31.4, update to version 2.6.31.4 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2009-2910

DSA-1915-1

DSA-1928-1

RHSA-2009:1540

RHSA-2009:1671

RHSA-2009_1671

RHSA-2010:0046

RHSA-2010_0046

Affected Products

Linux Kernel

Red Hat

References · 63

• http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-06109 · Security Note
• https://bdu.fstec.ru/vul/2015-06104 · Security Note
• https://rhn.redhat.com/errata/RHSA-2010-0095.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=526788 · Patch
• https://redhat.com/archives/fedora-package-announce/2009-October/msg00483.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-2910 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html · Vendor Advisory
• https://rhn.redhat.com/errata/RHSA-2009-1540.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-06106 · Security Note
• http://lkml.org/lkml/2009/10/1/164 · Patch
• https://bdu.fstec.ru/vul/2015-05250 · Security Note
• http://redhat.com/support/errata/RHSA-2009-1671.html · Vendor Advisory
• https://rhn.redhat.com/errata/RHSA-2010-0046.html · Vendor Advisory