CVE Database

CVE-2006-6304

Impact: Moderate
Public: 2009-11-12
Bugzilla: 537273: CVE-2006-6304 kernel: use flag in do_coredump()
IAVA: 2010-A-0015

Details

The MITRE CVE dictionary describes this issue as:

The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.

Find out more about CVE-2006-6304 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commit d025c9db that introduced the problem.
This upstream commit was backported in Red Hat Enterprise Linux 5 via RHSA-2009:0225. It was later reported and addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0046.html

CVSS v2 metrics

Base Score: 1.9
Base Metrics: AV:L/AC:M/Au:N/C:N/I:P/A:N
Access Vector: Local
Access Complexity: Medium
Authentication: None
Confidentiality Impact: None
Integrity Impact: Partial
Availability Impact: None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (kernel) RHSA-2010:0046 January 19, 2010

External References

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