BSD Kernel ProcFS Handler UIO_Offset Integer Overflow Vulnerability

BID:8748

Info

BSD Kernel ProcFS Handler UIO_Offset Integer Overflow Vulnerability

Bugtraq ID: 8748
Class: Boundary Condition Error
CVE:
Remote: No
Local: Yes
Published: Oct 02 2003 12:00AM
Updated: Oct 02 2003 12:00AM
Credit: Discovery of this vulnerability has been credited to Joost Pol.
Vulnerable: OpenBSD OpenBSD 3.5
OpenBSD OpenBSD 3.4
FreeBSD FreeBSD 5.1 -RELENG
FreeBSD FreeBSD 5.1 -RELEASE-p5
FreeBSD FreeBSD 5.1
FreeBSD FreeBSD 5.0 -RELENG
FreeBSD FreeBSD 5.0 -RELEASE-p14
FreeBSD FreeBSD 5.0 alpha
FreeBSD FreeBSD 5.0
FreeBSD FreeBSD 4.9 -PRERELEASE
FreeBSD FreeBSD 4.8 -RELENG
FreeBSD FreeBSD 4.8 -RELEASE-p7
FreeBSD FreeBSD 4.8 -PRERELEASE
FreeBSD FreeBSD 4.8
FreeBSD FreeBSD 4.7 -STABLE
FreeBSD FreeBSD 4.7 -RELENG
FreeBSD FreeBSD 4.7 -RELEASE-p17
FreeBSD FreeBSD 4.7 -RELEASE
FreeBSD FreeBSD 4.7
FreeBSD FreeBSD 4.6.2
FreeBSD FreeBSD 4.6 -STABLE
FreeBSD FreeBSD 4.6 -RELENG
FreeBSD FreeBSD 4.6 -RELEASE-p20
FreeBSD FreeBSD 4.6 -RELEASE
FreeBSD FreeBSD 4.6
FreeBSD FreeBSD 4.5 -STABLEpre2002-03-07
FreeBSD FreeBSD 4.5 -STABLE
FreeBSD FreeBSD 4.5 -RELENG
FreeBSD FreeBSD 4.5 -RELEASE-p32
FreeBSD FreeBSD 4.5 -RELEASE
FreeBSD FreeBSD 4.5
FreeBSD FreeBSD 4.4 -STABLE
FreeBSD FreeBSD 4.4 -RELENG
FreeBSD FreeBSD 4.4 -RELENG
FreeBSD FreeBSD 4.4 -RELEASE-p42
FreeBSD FreeBSD 4.4
FreeBSD FreeBSD 4.3 -STABLE
FreeBSD FreeBSD 4.3 -RELENG
FreeBSD FreeBSD 4.3 -RELEASE-p38
FreeBSD FreeBSD 4.3 -RELEASE
FreeBSD FreeBSD 4.3
FreeBSD FreeBSD 4.2 -STABLEpre122300
FreeBSD FreeBSD 4.2 -STABLEpre050201
FreeBSD FreeBSD 4.2 -STABLE
FreeBSD FreeBSD 4.2 -RELEASE
FreeBSD FreeBSD 4.2
FreeBSD FreeBSD 4.1.1 -STABLE
FreeBSD FreeBSD 4.1.1 -RELEASE
FreeBSD FreeBSD 4.1.1
FreeBSD FreeBSD 4.1
FreeBSD FreeBSD 4.0 .x
FreeBSD FreeBSD 4.0 -RELENG
FreeBSD FreeBSD 4.0 alpha
FreeBSD FreeBSD 4.0
FreeBSD FreeBSD 3.5.1 -STABLEpre2001-07-20
FreeBSD FreeBSD 3.5.1 -STABLE
FreeBSD FreeBSD 3.5.1 -RELEASE
FreeBSD FreeBSD 3.5.1
FreeBSD FreeBSD 3.5 x
FreeBSD FreeBSD 3.5 -STABLEpre122300
FreeBSD FreeBSD 3.5 -STABLEpre050201
FreeBSD FreeBSD 3.5 -STABLE
FreeBSD FreeBSD 3.5
FreeBSD FreeBSD 3.4 x
FreeBSD FreeBSD 3.4
FreeBSD FreeBSD 3.3 x
FreeBSD FreeBSD 3.3
FreeBSD FreeBSD 3.2 x
FreeBSD FreeBSD 3.2
FreeBSD FreeBSD 3.1 x
FreeBSD FreeBSD 3.1
FreeBSD FreeBSD 3.0 -RELENG
FreeBSD FreeBSD 3.0
FreeBSD FreeBSD 2.2.8
FreeBSD FreeBSD 2.2.6
FreeBSD FreeBSD 2.2.5
FreeBSD FreeBSD 2.2.4
FreeBSD FreeBSD 2.2.3
FreeBSD FreeBSD 2.2.2
FreeBSD FreeBSD 2.2 x
FreeBSD FreeBSD 2.2
FreeBSD FreeBSD 2.1.7 .1
FreeBSD FreeBSD 2.1.6 .1
FreeBSD FreeBSD 2.1.6
FreeBSD FreeBSD 2.1.5
FreeBSD FreeBSD 2.1 x
FreeBSD FreeBSD 2.1
FreeBSD FreeBSD 2.0.5
FreeBSD FreeBSD 2.0
FreeBSD FreeBSD 1.1.5 .1
FreeBSD FreeBSD 3.x
FreeBSD FreeBSD 2.x
Not Vulnerable:

Exploit / POC

BSD Kernel ProcFS Handler UIO_Offset Integer Overflow Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

Solution / Fix

BSD Kernel ProcFS Handler UIO_Offset Integer Overflow Vulnerability

Solution:
FreeBSD has released advisory FreeBSD-SA-03:17.procfs to address this issue. Please see the referenced advisory for further details regarding the application of a relative patch. Patches are linked below. The issue has also been addressed in the latest CVS tree entry.

OpenBSD has released a patch for versions 3.4 and 3.5 of the operating system. Please see the referenced web files to obtain the patch.


FreeBSD FreeBSD 4.3 -STABLE

FreeBSD FreeBSD 4.3 -RELEASE-p38

FreeBSD FreeBSD 4.3

FreeBSD FreeBSD 4.3 -RELEASE

FreeBSD FreeBSD 4.3 -RELENG

FreeBSD FreeBSD 4.4 -RELENG

FreeBSD FreeBSD 4.4 -RELEASE-p42

FreeBSD FreeBSD 4.4

FreeBSD FreeBSD 4.4 -STABLE

FreeBSD FreeBSD 4.4 -RELENG

FreeBSD FreeBSD 4.5 -RELEASE-p32

FreeBSD FreeBSD 4.5

FreeBSD FreeBSD 4.5 -STABLEpre2002-03-07

FreeBSD FreeBSD 4.5 -STABLE

FreeBSD FreeBSD 4.5 -RELEASE

FreeBSD FreeBSD 4.5 -RELENG

FreeBSD FreeBSD 4.6 -RELEASE-p20

FreeBSD FreeBSD 4.6 -RELENG

FreeBSD FreeBSD 4.6 -RELEASE

FreeBSD FreeBSD 4.6 -STABLE

FreeBSD FreeBSD 4.6

FreeBSD FreeBSD 4.6.2

FreeBSD FreeBSD 4.7 -RELEASE-p17

FreeBSD FreeBSD 4.7 -RELENG

FreeBSD FreeBSD 4.7 -RELEASE

FreeBSD FreeBSD 4.7

FreeBSD FreeBSD 4.7 -STABLE

FreeBSD FreeBSD 4.8 -RELENG

FreeBSD FreeBSD 4.8 -PRERELEASE

FreeBSD FreeBSD 4.8 -RELEASE-p7

FreeBSD FreeBSD 4.8

FreeBSD FreeBSD 4.9 -PRERELEASE

FreeBSD FreeBSD 5.0

FreeBSD FreeBSD 5.0 -RELENG

FreeBSD FreeBSD 5.0 -RELEASE-p14

FreeBSD FreeBSD 5.1

FreeBSD FreeBSD 5.1 -RELENG

FreeBSD FreeBSD 5.1 -RELEASE-p5

References

BSD Kernel ProcFS Handler UIO_Offset Integer Overflow Vulnerability

References:

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