PT-2010-5276 · Linux · Linux Kernel

Dan Rosenberg · Published 2010-11-29 · Updated 2020-08-07 · CVE-2010-4076

Positive Technologies (AI Summary)

CVSS v2.0

1.9

Low

Base vector

AV:L/AC:M/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.36.1

Description The issue is related to the rs ioctl function in the Linux kernel, which does not properly initialize a certain structure member. This allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.

Recommendations For Linux kernel versions prior to 2.6.36.1, update to a version that contains the fix for this issue to prevent local users from obtaining sensitive information.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2010-4076

Affected Products

Linux Kernel

References · 8

• https://bugzilla.redhat.com/show_bug.cgi?id=648661 · Patch
• http://openwall.com/lists/oss-security/2010/10/25/3 · Patch
• http://openwall.com/lists/oss-security/2010/09/25/2 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2010-4076 · Security Note
• http://lkml.org/lkml/2010/9/15/389 · Patch
• http://openwall.com/lists/oss-security/2010/10/07/1 · Patch
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d281da7ff6f70efca0553c288bb883e8605b3862 · Note
• http://openwall.com/lists/oss-security/2010/10/06/6 · Note