1.9 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:N/A:N
5.7 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.5%
The ntty_ioctl_tiocgicount function in drivers/char/nozomi.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d281da7ff6f70efca0553c288bb883e8605b3862
lkml.indiana.edu/hypermail//linux/kernel/1009.1/03387.html
secunia.com/advisories/42890
securityreason.com/securityalert/8129
www.openwall.com/lists/oss-security/2010/09/25/2
www.openwall.com/lists/oss-security/2010/10/06/6
www.openwall.com/lists/oss-security/2010/10/07/1
www.openwall.com/lists/oss-security/2010/10/25/3
www.redhat.com/support/errata/RHSA-2010-0958.html
www.redhat.com/support/errata/RHSA-2011-0007.html
www.securityfocus.com/bid/45059
bugzilla.redhat.com/show_bug.cgi?id=648663