CVE-2010-4076

Table of Contents

Impact:
Low
Public Date:
2010-09-15
Bugzilla:
648661: CVE-2010-4076 kernel: drivers/char/amiserial.c: reading uninitialized stack memory

The MITRE CVE dictionary describes this issue as:

The rs_ioctl function in drivers/char/amiserial.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.

Find out more about CVE-2010-4076 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5, and Red Hat Enterprise MRG as they did not include support for Amiga built-in serial port.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

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

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

Acknowledgements

Red Hat would like to thank Dan Rosenberg for reporting this issue.
Last Modified

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