MEDIUM · 4.7

CVE-2013-5666

The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive infor...

Vulnerability Description

The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive information (kernel memory) via a length greater than the length of the file.

CVSS Score

4.7

MEDIUM

AV:L/AC:M/Au:N/C:C/I:N/A:N
Confidentiality
COMPLETE
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
FreebsdFreebsd9.2

Related Weaknesses (CWE)

References

FAQ

What is CVE-2013-5666?

CVE-2013-5666 is a vulnerability with a CVSS score of 4.7 (MEDIUM). The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive infor...

How severe is CVE-2013-5666?

CVE-2013-5666 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2013-5666?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.