Detections
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Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2015-3093)

medium Nessus Plugin ID 86779

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 5 / 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2015-3093 advisory.

 - The virtnet_probe function in drivers/net/virtio_net.c in the Linux kernel before 4.2 attempts to support a FRAGLIST feature without proper memory allocation, which allows guest OS users to cause a denial of service (buffer overflow and memory corruption) via a crafted sequence of fragmented packets.
 (CVE-2015-5156)

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-2015-3093.html

Plugin Details

Severity: Medium

ID: 86779

File Name: oraclelinux_ELSA-2015-3093.nasl

Version: 2.9

Type: local

Agent: unix

Published: 11/6/2015

Updated: 9/8/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.1

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

CVSS Score Source: CVE-2015-5156

Vulnerability Information

CPE: cpe:/o:oracle:linux:5, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-firmware, p-cpe:/a:oracle:linux:kernel-uek, cpe:/o:oracle:linux:6

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: 11/5/2015

Vulnerability Publication Date: 8/6/2015

Reference Information

CVE: CVE-2015-5156