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Vulnerability Details : CVE-2007-6716

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service (OOPS), as demonstrated by a certain fio test.
Publish Date : 2008-09-04 Last Update Date : 2020-08-14
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2008-09-03 2007-07-26
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-6716 oval:org.opensuse.security:def:20076716 unix
DSA-1653 linux-2.6 -- denial of service/privilege escalation oval:org.mitre.oval:def:7921 unix
DSA-1653-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities oval:org.mitre.oval:def:20290 unix
ELSA-2008:0885: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22656 unix
fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which a... oval:org.mitre.oval:def:10053 unix
RHSA-2008:0885 -- kernel security and bug fix update (Important) oval:org.mitre.oval:def:29129 unix
RHSA-2008:0885: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20080885 unix
RHSA-2008:0972: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20080972 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-6716

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 6.06 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 7.10 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 8.04 * * * Version Details Vulnerabilities
4 OS Debian Debian Linux 4.0 * * * Version Details Vulnerabilities
5 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
6 OS Novell Linux Desktop 9 * * * Version Details Vulnerabilities
7 OS Opensuse Opensuse 10.3 * * * Version Details Vulnerabilities
8 OS Suse Suse Linux Enterprise Desktop 10 SP2 * * Version Details Vulnerabilities
9 OS Suse Suse Linux Enterprise Server 10 SP1 * * Version Details Vulnerabilities
10 OS Suse Suse Linux Enterprise Server 10 SP2 * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 3
Debian Debian Linux 1
Linux Linux Kernel 1
Novell Linux Desktop 1
Opensuse Opensuse 1
Suse Suse Linux Enterprise Desktop 1
Suse Suse Linux Enterprise Server 2

- References For CVE-2007-6716

http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html
SUSE SUSE-SR:2008:025
http://secunia.com/advisories/32237
SECUNIA 32237
http://secunia.com/advisories/32103
SECUNIA 32103
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00000.html
SUSE SUSE-SA:2008:047
http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00000.html
SUSE SUSE-SA:2008:056
http://secunia.com/advisories/32799
SECUNIA 32799
http://rhn.redhat.com/errata/RHSA-2008-0972.html
REDHAT RHSA-2008:0972
http://secunia.com/advisories/32759
SECUNIA 32759
http://www.ubuntu.com/usn/usn-659-1
UBUNTU USN-659-1
http://secunia.com/advisories/32393
SECUNIA 32393
http://www.redhat.com/support/errata/RHSA-2008-0885.html
REDHAT RHSA-2008:0885
http://secunia.com/advisories/32023
SECUNIA 32023
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=461082 CONFIRM
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=848c4dd5153c7a0de55470ce99a8e13a63b4703f CONFIRM
http://lkml.org/lkml/2007/7/30/448
MLIST [linux-kernel] 20070731 Re: [PATCH] add check do_direct_IO() return val
http://www.openwall.com/lists/oss-security/2008/09/04/1
MLIST [oss-security] 20080904 CVE request: kernel: dio: zero struct dio with kzalloc instead of manually
http://www.securityfocus.com/bid/31515
BID 31515 Linux kernel 'fs/direct-io.c' Local Denial of Service Vulnerability Release Date:2008-12-03
http://www.debian.org/security/2008/dsa-1653
DEBIAN DSA-1653
http://www.mandriva.com/security/advisories?name=MDVSA-2008:220
MANDRIVA MDVSA-2008:220
http://secunia.com/advisories/32356
SECUNIA 32356
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00007.html
SUSE SUSE-SA:2008:051
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00008.html
SUSE SUSE-SA:2008:052
http://secunia.com/advisories/32370
SECUNIA 32370
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10053
OVAL oval:org.mitre.oval:def:10053

- Metasploit Modules Related To CVE-2007-6716

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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