CVE-2007-6716 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=848c4dd5153c7a0de55470ce99a8e13a63b4703f http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00007.html http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00008.html http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00000.html http://lkml.org/lkml/2007/7/30/448 http://rhn.redhat.com/errata/RHSA-2008-0972.html http://secunia.com/advisories/32023 http://secunia.com/advisories/32103 http://secunia.com/advisories/32237 http://secunia.com/advisories/32356 http://secunia.com/advisories/32370 http://secunia.com/advisories/32393 http://secunia.com/advisories/32759 http://secunia.com/advisories/32799 http://www.debian.org/security/2008/dsa-1653 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23 http://www.mandriva.com/security/advisories?name=MDVSA-2008:220 http://www.openwall.com/lists/oss-security/2008/09/04/1 http://www.redhat.com/support/errata/RHSA-2008-0885.html http://www.securityfocus.com/bid/31515 http://www.ubuntu.com/usn/usn-659-1 https://bugzilla.redhat.com/show_bug.cgi?id=461082 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A10053

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5