kbrain

CVE-2009-2910

LOW · CVSS 2.1EPSS 0.4%EU EUVD

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.

Key facts

CVSS score
2.1 (v2.0)
Severity
LOW
CVSS vector
AV:L/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE)
CWE-200
EPSS score
0.4% (34th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2009-2898)
Published
October 20, 2009
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-2898 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • fedoraproject / fedora
  • linux / linux kernel
  • opensuse / opensuse
  • redhat / enterprise linux desktop
  • redhat / enterprise linux eus
  • redhat / enterprise linux server
  • redhat / enterprise linux workstation
  • redhat / virtualization
  • suse / linux enterprise debuginfo
  • suse / linux enterprise desktop
  • suse / linux enterprise server
  • suse / linux enterprise server
  • suse / linux enterprise software development kit

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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