PT-2010-5124 · Linux+1 · Linux Kernel+1

Kees Cook · Published 2010-12-10 · Updated 2023-02-13 · CVE-2010-3861

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.36

Description The issue is related to the ethtool get rxnfc function in the Linux kernel, which does not properly initialize a block of heap memory. This can be exploited by local users to obtain potentially sensitive information by using an ETHTOOL GRXCLSRLALL ethtool command with a large info.rule cnt value.

Recommendations For Linux kernel versions prior to 2.6.36, update to version 2.6.36 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2010-3861

RHSA-2010:0958

RHSA-2011:0007

RHSA-2011_0007

Affected Products

Linux Kernel

Red Hat

References · 96

• https://linux.oracle.com/errata/ELSA-2011-0007.html · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-04590 · Security Note
• http://openwall.com/lists/oss-security/2010/10/26/1 · Patch
• https://bdu.fstec.ru/vul/2015-04609 · Security Note
• http://openwall.com/lists/oss-security/2010/10/25/4 · Patch
• https://bdu.fstec.ru/vul/2015-06267 · Security Note
• https://bdu.fstec.ru/vul/2015-08636 · Security Note
• http://ubuntu.com/usn/USN-1041-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2010-3861 · Security Note
• https://bdu.fstec.ru/vul/2015-06266 · Security Note
• https://bdu.fstec.ru/vul/2015-08632 · Security Note
• https://bdu.fstec.ru/vul/2015-06261 · Security Note
• https://bdu.fstec.ru/vul/2015-08638 · Security Note
• http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html · Vendor Advisory