Information disclosure in Linux Kernel
CVE-2009-2910
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.
Vulnerability class: Information Disclosure
EPSS: 0.004 (34.0th percentile) — read the EPSS interpretation.
Affected products
- Linux Linux_kernel
- Canonical Ubuntu_linux — versions 6.06, 8.04, 8.10
- Fedoraproject Fedora — versions 10
- Opensuse — versions 11.0
- Redhat Enterprise_linux_desktop — versions 5.0
- Redhat Enterprise_linux_eus — versions 5.4
- Redhat Enterprise_linux_server — versions 5.0
- Redhat Enterprise_linux_workstation — versions 5.0
- Redhat Virtualization — versions 5
- Suse Linux_enterprise_debuginfo — versions 10
Weakness classification (CWE)
Public proof-of-concept exploits
- ARPSyndicate/cvemon
- R0B1NL1N/linux-kernel-exploitation
- Technoashofficial/kernel-exploitation-linux
- kdn111/linux-kernel-exploitation
- khanhdn111/linux-kernel-exploitation
- khanhdz-06/linux-kernel-exploitation
- khanhdz191/linux-kernel-exploitation
- khanhhdz/linux-kernel-exploitation
- khanhhdz06/linux-kernel-exploitation
- khanhnd123/linux-kernel-exploitation
References
- secalert@redhat.com (x_refsource_CONFIRM, Broken Link)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (signature, x_refsource_OVAL, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2009-2910?
- CVE-2009-2910 is a vulnerability in Linux Kernel, classified under Information Disclosure. Published 2009-10-20.
- Is CVE-2009-2910 known to be exploited?
- 18 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.