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CentOS 5 : kernel (CESA-2012:1445)

high Nessus Plugin ID 62920

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

Updated kernel packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 5.

The Red Hat Security Response Team has rated this update as having low security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

This update fixes the following security issue :

* It was found that the RHSA-2010:0178 update did not correctly fix the CVE-2009-4307 issue, a divide-by-zero flaw in the ext4 file system code. A local, unprivileged user with the ability to mount an ext4 file system could use this flaw to cause a denial of service.
(CVE-2012-2100, Low)

This update also fixes several bugs. Documentation for these changes will be available shortly from the Technical Notes document linked to in the References section.

Users should upgrade to these updated packages, which contain backported patches to correct this issue, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect.

Solution

Update the affected kernel packages.

See Also

http://www.nessus.org/u?0ccfae43

Plugin Details

Severity: High

ID: 62920

File Name: centos_RHSA-2012-1445.nasl

Version: 1.10

Type: local

Agent: unix

Published: 11/15/2012

Updated: 1/4/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2012-2100

Vulnerability Information

CPE: p-cpe:/a:centos:centos:kernel-pae, p-cpe:/a:centos:centos:kernel-headers, p-cpe:/a:centos:centos:kernel-debug, p-cpe:/a:centos:centos:kernel-xen, p-cpe:/a:centos:centos:kernel, p-cpe:/a:centos:centos:kernel-doc, p-cpe:/a:centos:centos:kernel-debug-devel, cpe:/o:centos:centos:5, p-cpe:/a:centos:centos:kernel-devel, p-cpe:/a:centos:centos:kernel-pae-devel, p-cpe:/a:centos:centos:kernel-xen-devel

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 11/13/2012

Vulnerability Publication Date: 7/3/2012

Reference Information

CVE: CVE-2012-2100

BID: 53414

RHSA: 2012:1445