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
Published · last modified .
CVSS v2 metric
CVSS v2 base score 2.1 (Low). Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (33.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 6.06, 8.04, 8.10
- Fedoraproject Fedora — versions 10
- openSUSE — versions 11.0
- Red Hat Enterprise Linux Desktop — versions 5.0
- Red Hat Enterprise Linux Eus — versions 5.4
- Red Hat Enterprise Linux Server — versions 5.0
- Red Hat Enterprise Linux Workstation — versions 5.0
- Red Hat 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
- www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.4 (Broken Link)
- www.redhat.com/support/errata/RHSA-2009-1671.html (vendor-advisory, Third Party Advisory)
- git.kernel.org/
- rhn.redhat.com/errata/RHSA-2009-1540.html (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/usn-864-1 (vendor-advisory, Third Party Advisory)
- secunia.com/advisories/36927 (Third Party Advisory, third-party-advisory)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:7359 (signature, Third Party Advisory, vdb-entry)
- secunia.com/advisories/37351 (Third Party Advisory, third-party-advisory)
- secunia.com/advisories/37075 (Third Party Advisory, third-party-advisory)
- support.avaya.com/css/P8/documents/100073666 (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.