RHEL 6 : kernel (RHSA-2012:0743)

high Nessus Plugin ID 59562

Synopsis

The remote Red Hat host is missing one or more security updates for kernel.

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2012:0743 advisory.

- kernel: drm: integer overflow in drm_mode_dirtyfb_ioctl() (CVE-2012-0044)

- kernel: thp:__split_huge_page() mapcount != page_mapcount BUG_ON() (CVE-2012-1179)

- kernel: macvtap: zerocopy: vector length is not validated before pinning user pages (CVE-2012-2119)

- kvm: device assignment page leak (CVE-2012-2121)

- kernel: fcaps: clear the same personality flags as suid when fcaps are used (CVE-2012-2123)

- kernel: net: insufficient data_len validation in sock_alloc_send_pskb() (CVE-2012-2136)

- kernel: kvm: buffer overflow in kvm_set_irq() (CVE-2012-2137)

- kernel: rds-ping cause kernel panic (CVE-2012-2372)

- kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition (CVE-2012-2373)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL kernel package based on the guidance in RHSA-2012:0743.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=806722

https://bugzilla.redhat.com/show_bug.cgi?id=814149

https://bugzilla.redhat.com/show_bug.cgi?id=814278

https://bugzilla.redhat.com/show_bug.cgi?id=814657

https://bugzilla.redhat.com/show_bug.cgi?id=816151

http://www.nessus.org/u?06ad68f3

http://www.nessus.org/u?f97ff4c7

https://access.redhat.com/errata/RHSA-2012:0743

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=772894

https://bugzilla.redhat.com/show_bug.cgi?id=803793

https://bugzilla.redhat.com/show_bug.cgi?id=816226

https://bugzilla.redhat.com/show_bug.cgi?id=816289

https://bugzilla.redhat.com/show_bug.cgi?id=818504

https://bugzilla.redhat.com/show_bug.cgi?id=818505

https://bugzilla.redhat.com/show_bug.cgi?id=819614

https://bugzilla.redhat.com/show_bug.cgi?id=822754

https://bugzilla.redhat.com/show_bug.cgi?id=822821

Plugin Details

Severity: High

ID: 59562

File Name: redhat-RHSA-2012-0743.nasl

Version: 1.24

Type: local

Agent: unix

Published: 6/19/2012

Updated: 4/27/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2012-2136

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2012-0044

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-firmware, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/18/2012

Vulnerability Publication Date: 5/17/2012

Reference Information

CVE: CVE-2012-0044, CVE-2012-1179, CVE-2012-2119, CVE-2012-2121, CVE-2012-2123, CVE-2012-2136, CVE-2012-2137, CVE-2012-2372, CVE-2012-2373

BID: 51371, 52533, 53162, 53165, 53166, 53614, 53721

CWE: 119, 190

RHSA: 2012:0743