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Oracle Linux 6 : Oracle / Linux / 6 / kernel (ELSA-2013-0496)

medium Nessus Plugin ID 68739

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2013-0496 advisory.

 - Race condition in fs/ext4/extents.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from a deleted file by reading an extent that was not properly marked as uninitialized. (CVE-2012-4508)

 - The xen_failsafe_callback function in Xen for the Linux kernel 2.6.23 and other versions, when running a 32-bit PVOPS guest, allows local users to cause a denial of service (guest crash) by triggering an iret fault, leading to use of an incorrect stack pointer and stack corruption. (CVE-2013-0190)

 - block/scsi_ioctl.c in the Linux kernel through 3.8 does not properly consider the SCSI device class during authorization of SCSI commands, which allows local users to bypass intended access restrictions via an SG_IO ioctl call that leverages overlapping opcodes. (CVE-2012-4542)

 - arch/x86/include/asm/pgtable.h in the Linux kernel before 3.6.2, when transparent huge pages are used, does not properly support PROT_NONE memory regions, which allows local users to cause a denial of service (system crash) via a crafted application. (CVE-2013-0309)

 - The cipso_v4_validate function in net/ipv4/cipso_ipv4.c in the Linux kernel before 3.4.8 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via an IPOPT_CIPSO IP_OPTIONS setsockopt system call. (CVE-2013-0310)

 - The translate_desc function in drivers/vhost/vhost.c in the Linux kernel before 3.7 does not properly handle cross-region descriptors, which allows guest OS users to obtain host OS privileges by leveraging KVM guest OS privileges. (CVE-2013-0311)

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

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2013-0496.html

Plugin Details

Severity: Medium

ID: 68739

File Name: oraclelinux_ELSA-2013-0496.nasl

Version: 1.16

Type: local

Agent: unix

Published: 7/12/2013

Updated: 9/8/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.8

CVSS v2

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 4.9

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

CVSS Score Source: CVE-2013-0310

Vulnerability Information

CPE: cpe:/o:oracle:linux:6, p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-firmware, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:python-perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/27/2013

Vulnerability Publication Date: 10/25/2012

Reference Information

CVE: CVE-2012-4508, CVE-2012-4542, CVE-2013-0190, CVE-2013-0309, CVE-2013-0310, CVE-2013-0311

BID: 46616, 52687, 53233, 53414, 53615, 53668, 53965, 53971, 54279, 54365, 54367, 54702, 54763, 55151, 55361, 55878, 56238, 56346, 56414, 57433, 58046, 58052, 58053, 58088

RHSA: 2013:0496