CVE-2009-0787

Published Mar 25, 2009

Last updated a month ago

Overview

Description
The ecryptfs_write_metadata_to_contents function in the eCryptfs functionality in the Linux kernel 2.6.28 before 2.6.28.9 uses an incorrect size when writing kernel memory to an eCryptfs file header, which triggers an out-of-bounds read and allows local users to obtain portions of kernel memory.
Source
secalert@redhat.com
NVD status
Deferred

Risk scores

CVSS 2.0

Type
Primary
Base score
4.9
Impact score
6.9
Exploitability score
3.9
Vector string
AV:L/AC:L/Au:N/C:C/I:N/A:N

Weaknesses

nvd@nist.gov
CWE-189

Social media

Hype score
Not currently trending

Vendor comments

  • Red HatThis issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and Red Hat Enterprise MRG. It was addressed in Red Hat Enterprise Linux 5 via: https://rhn.redhat.com/errata/RHSA-2009-0473.html .

Configurations

References

Sources include official advisories and independent security research.