PT-2013-5717 · Freebsd · Freebsd

Published 2013-09-23 · Updated 2013-09-26 · CVE-2013-5666

Positive Technologies (AI Summary)

CVSS v2.0

4.7

Medium

Base vector

AV:L/AC:M/Au:N/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions FreeBSD versions 9.2-RC1 through 9.2-RC2

Description The issue is related to the sendfile system-call implementation in the kernel, which does not properly pad transmissions. This allows local users to obtain sensitive information, specifically kernel memory, by using a length greater than the length of the file.

Recommendations For FreeBSD versions 9.2-RC1 through 9.2-RC2, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2013-5666

Affected Products

Freebsd

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2013-5666 · Security Note
• http://freebsd.org/security/advisories/FreeBSD-SA-13%3a11.sendfile.asc · Vendor Advisory
• http://osvdb.org/97142 · Note
• http://securitytracker.com/id/1029013 · Note
• http://svnweb.freebsd.org/base?view=revision&revision=255442 · Note